Seagate User manual

Brand: Seagate

Model

Category: Internal hard drives

Type: User manual

Seagate® Nytro® 5350S NVMe SSD

Product Manual

205276300, Rev A

March 2023

Nytro 5350S 15mm U.2/U.3 Read Intensive (1 DWPD)

Capacity Standard SED

15360 XP15360SE70065 XP15360SE70075

7680 XP7680SE70065 XP7680SE70075

3840 XP3840SE70065 XP3840SE70075

1920 XP1920SE70065 XP1920SE70075

Seagate Technology reserves the right to make changes to the product(s) or information disclosed herein at any time without notice.

Seagate, Seagate Technology and the Spiral logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. Nytro and SeaTools are either trademarks or registered trademarks of

Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the property of their respective owners.

No part of this publication may be reproduced in any form without written permission of Seagate Technology LLC. Call 877-PUB-TEK1(877-782-8351) to request permission.

The NVMe word mark and/or NVMExpress design mark are trademarks of NVMExpress, Inc.

When referring to drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes. Your computer’s operating system may use a different standard of measurement and report

a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage. Actual quantities will vary based on various factors, including file size, file

format, features and application software. Actual data rates may vary depending on operating environment and other factors. The export or re-export of hardware or software containing encryption may be regulated by

the U.S. Department of Commerce, Bureau of Industry and Security (for more information, visit www.bis.doc.gov), and controlled for import and use outside of the U.S. Seagate reserves the right to change, without notice,

product offerings or specifications.

Revision History

Version and Date Description of Changes

Rev A, March 2023 First release of the document

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 3

Contents

Seagate Technology Support Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

2. Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

3. Nytro 5350S Models and Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

4. Safety, Standards, and Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

4.1 Regulatory Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

5. Reference Documents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

6. Formatted capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7. Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.1 Internal drive characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.2 Performance characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.2.1 Response time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.2.2 Performance (Throughput) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

8. Reliability specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

8.1 Read error rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

8.2 Endurance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.3 Error rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.3.1 Unrecoverable Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.3.2 Interface errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.4 Endurance management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

8.4.1 Wear leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.4.2 Garbage collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.4.3 Write amplification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.4.4 Deallocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.4.5 Data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.4.6 SSD percentage used endurance indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

8.5 Reliability and service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8.5.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8.5.2 Preventive maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8.5.3 Hot plugging the drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8.5.4 SMART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

8.5.5 Thermal monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5.6 Device Self Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5.6.1 DST failure definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5.6.2 Implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5.6.3 State of the drive prior to testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.5.6.4 Engage DST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

8.5.6.5 Log page entries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

8.5.6.6 Abort . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Contents

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 4

8.5.7 Product warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

8.5.8 Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

8.5.8.1 Product repair and return information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

8.5.8.2 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

9. Physical and electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

9.1 Power specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

9.1.1 Conducted noise immunity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

9.2 Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

9.2.1 Direct Current consumption by voltage rail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

9.2.2 Power consumption by model and capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

9.3 Environmental limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.3.1 Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.3.1.1 Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.3.1.2 Non-operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.3.2 Relative humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.3.3 Effective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

9.3.4 Shock and vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

9.3.4.1 Shock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

9.3.4.2 Vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

9.3.5 Air cleanliness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

9.3.6 Corrosive environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

9.4 Mechanical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

9.4.1 Nytro 5350S Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

9.5 Connector specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

9.5.1 Connector specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

9.5.2 Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

9.5.3 Connector requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

9.5.4 Electrical description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

9.5.5 Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

9.5.6 Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

10. About self-encrypting drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

10.1 Data encryption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

10.2 Controlled access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

10.2.1 Admin SP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

10.2.2 Locking SP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

10.2.3 Default password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

10.3 Random number generator (RNG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

10.4 Drive locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

10.5 Data bands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

10.6 Cryptographic erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

10.7 Authenticated firmware download . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

10.8 Power requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

10.9 Supported commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

10.10 Sanitize - Cryptographic Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

10.11 RevertSP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

11. Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

11.1 Drive orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

11.2 Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

11.3 Drive mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

11.4 Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

12. NVMe Interface requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

12.1 Get/Set Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

12.2 Log Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

12.3 NVMe Commands Supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Contents

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12.3.1 Identify Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

12.3.2 Set Features Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

12.4 Signal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

12.4.1 ACTIVITY# signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

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Seagate Technology Support Services

For SSD Support, visit: https://www.seagate.com/support/products/

For Compliance data, visit: https://www.seagate.com/support. Scroll to the Compliance heading on left.

For Firmware Download and Tools Download for Secure Erase, visit: https://www.seagate.com/support/downloads/

For information regarding online support and services, visit: http://www.seagate.com/contacts/

For information regarding Warranty Support, visit: http://www.seagate.com/support/warranty-and-replacements/

For information regarding data recovery services, visit:

http://www.seagate.com/services-software/seagate-recovery-services/recover/

For Seagate OEM and Distribution partner and Seagate reseller portal, visit: http://www.seagate.com/partners

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 7

www.seagate.com

1. Introduction

This manual describes the Seagate® Nytro® 5350S NVMe™ (NVM Express™) SSDs. The Nytro 5350S SSD is a member of

the Nytro 5050 family.

The NVMe interface meets next-generation computing demands for performance, scalability, flexibility, and

high-density storage requirements. Nytro 5350S NVMe SSDs are random access storage devices that support the

NVMe Protocol.

The Self- Encrypting Drive Manual, describes the interface, general operation, and security features available on

Self-Encrypting Drive (SED) models. See Section 5. Reference Documents.

Unless otherwise stated, the information here applies to all security versions (Standard, SED, and FIPS-certified).

Product data in this manual refers only to the model numbers listed in this manual.

The data in this manual may predict future generation specifications or requirements. If you are designing a system

using one of the models listed or future generation products and you need further assistance, please contact the Field

Applications Engineer (FAE) or our global support services group.

NOTE Never disassemble or try to service items in the enclosure. Opening the

enclosure voids the drive warranty.

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2. Features

Seagate Nytro 5350S NVMe SSDs have the following features. .

Table 1 - SSD Features

Feature Description

Capacities

(User)

See Section 3. Nytro 5350S Models and Capacities

Certifications,

Eco-compliance

CE, FCC, UKCA, RCM, BSMI, KCC, VCCI, CB, UL, TUV, CMIM, Microsoft WHQL

RoHS

Dimensions

Height 14.9 mm/0.587 in

Width 70.1 mm/2.760in

Depth 100.4mm/3.953in

See Section 9.4 Mechanical specifications

Form Factor U.2/U.3

Weight 205 g Nytro 5350S 15mm U.2/U.3

See Section 9.4.1 Nytro 5350S Weights

Endurance See Section 8.2 Endurance

Interface

Complliance

PCI Express Gen4 x4 using SFF-8639 and SFF-TA-1001 (U.2/U.3 auto-detect)

NVMe 1.4c

Single port operation

NAND Enterprise-grade TLC, 3D

Operating

Systems

Windows Server 2019, Server 2022, Azure, SDDC

Ubuntu Server 18.04, 20.04

CentOS 7

Performance

Random

Read: Up to 1,700,000 IOPS

Write: Up to 495,000 IOPS Actual performance can vary depending on

use conditions, and environment.

See Section 7.2.2 Performance (Throughput)

Performance

Sequential

Read: Up to 7400MB/s

Write: Up to 7200MB/s

Power

Consumption

Active Power, Average: <24 W

Idle Power Average: <6 W See Section 9.2 Power consumption

Power

Management

Supports NVMe Power States

Profiles: 25 W, 18 W, 14 W, 12 W, 9 W

Supports D3hot

Security

These drives comply with the Trusted Computing Group (TCG) Documents (apply to Self-Encrypting

Drive models only)

TCG Storage Architecture Core Specification, Version 2.01, Revision 2.0

TCG Storage Security Subsystem Class Opal Specification, Version 2.01, Revision 1.0

Reliability

End-to-end data path protection

MTBF: 2.5 million hours

UBER: 1 error in 1017 bits read

See Section 8.1 Read error rates

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Shock Shock

Non-Operating: 1,300 G, at 0.5 ms

See Section 9.3 Environmental limits

Vibration Vibration

Operating: 16.3GRMS, (20 to 2000 Hz, Frequency)

Temperature Operating: 0°C to 70°C

Non-operating: -40°C to 85°C

Voltage  These drives receive DC power +12 V (Max 13.2 V)

Operation of SMBus requires application of +3.3Vaux (Max 3.6V)

Warranty For warranty support details, visit: http://www.seagate.com/support/warranty-and-replacements/

Limited Warranty with Media Usage - based on the shorter of term and endurance use of the drive.

Additional NVMe Features

Nytro 5350S Standard Drives

Have the following NVMe features:

264 I/O queue pairs

64,000 maximum entries per queue

Up to 128 namespaces supported

PRP and SGL data transfer schemes

Weighted Command Arbitration scheme support

User-selectable logical block size (512, 520, 4096, 4104, or 4160 bytes per logical block)

No preventive maintenance or adjustments required

Self diagnostics performed when power is applied to the drive

ECC and Micro-RAID Error Recovery

Vertical, horizontal, or top down mounting

Device Self Test (DST)

Power loss data protection

Authenticated firmware download

Sanitize command Block Erase support

Nytro 5350S SED Drives

Have all of the above NVMe features and the following features

Automatic data encryption/decryption

Controlled access

Random number generator

Drive locking

Up to 8 independent locking bands plus one global band

Sanitize Cryptographic Erase support

Table 1 - SSD Features (continued)

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3. Nytro 5350S Models and Capacities

The following categories apply to the Nytro 5350S series.

Nytro 5350S SED models provide for "Security of Data at Rest" as defined by the Trusted

Computing Group (see http://www.trustedcomputinggroup.org).

For product certification status visit

https://csrc.nist.gov/projects/cryptographic-module-validation-program/validated-modules/se

arch.

Table 2 - Nytro 5350S Models and Capacities

Nytro 5350S 15mm U.2/U.3 Read Intensive (1 DWPD)

Capacity Standard SED

15360 XP15360SE70065 XP15360SE70075

7680 XP7680SE70065 XP7680SE70075

3840 XP3840SE70065 XP3840SE70075

1920 XP1920SE70065 XP1920SE70075

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4. Safety, Standards, and Compliance

Each Hard Drive and Solid State Drive ("device") has a product label that includes certifications that apply to that

specific drive. The following information provides an overview of requirements that may apply to the drive.

NOTE The most up to date information on Safety, Standards, and Compliance for

this product is available in the Seagate HDD and SSD Regulatory Compliance

and Safety document. You can find this document on the Seagate Support

page here:

https://www.seagate.com/support/

4.1 Regulatory Model

The following regulatory model numbers represent all features and configurations in this series:

STA026 and STA030

Table 3 - Regulatory Model Numbers by SKU

STA026

XP7680SE70065 XP7680SE70075

XP3840SE70065 XP3840SE70075

XP1920SE70065 XP1920SE70075

STA030

XP15360SE70065 XP15360SE70075

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5. Reference Documents

In case of conflict between this document and the following reference documents, this document takes precedence.

SNIA documents

SFF-8489 Serial GPIO IBPI

SFF-8639 Multifunction 6X Unshielded Connector Pinouts

SFF-8223 2.5" Drive Form Factor with Serial Connector

SFF-8447 LBA Count for Disk Drives

SFF-TA-1001 U.3 Connector

PCI SIG documents

PCI Express Base Specification Revision 4.0, Version 1.0

PCI Express SFF-8639 Module Specification Revision 4.0, Version 1.0

NVM Express documents

NVM Express Base Specification Revision 1.4c

NVM Express Management Interface Revision 1.1

Miscellaneous documents

System Management Bus Specification Version 3.1

I2C Bus Revision 6

Trusted Computing Group (TCG) Documents (apply to Self-Encrypting Drive models only)

TCG Storage Architecture Core Specification Version 2.01, Revision 1.0

TCG Storage Security Subsystem Class Opal Specification Version 2.01, Revision

1.0

Self-Encrypting Drives Manual

Seagate part number: 100515636

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6. Formatted capacities

Nytro 5350S models are formatted to 512 bytes per block at time of manufacturing. The block size is user-selectable at

format time. Supported block sizes are 512, 520, 4096, 4104, and 4160. Users who have the necessary equipment can

modify the data block size before issuing a format command. These users can obtain different formatted capacities

from those listed.

Nytro 5350S models follow the SFF-8447 specification.

Table 4 - Formatted Capacity Block Count (15360 GB and 7680 GB Models)

Last Logical Block Address

Block 15360 GB 7680 GB

Size Decimal Hex Decimal Hex

512 30005842607 6FC7CD2AF 15,002,931,887 37E3E92AF

520 29,391,585,279 6D7DFFFFF 14,685,538,559 36B5388FF

4096 3,750,730,325 DF8F9A55 1,875,366,485 6FC7D255

4104 3,724,017,663 DDF7FFFF 1,854,502,927 6E89780F

4160 3,673,948,159 DAFBFFFF 1,838,769,231 6D99644F

Table 5 - Formatted Capacity Block Count (3840 GB and 1920 GB Models)

Last Logical Block Address

Block 3840 GB 1920 GB

Size Decimal Hex Decimal Hex

512 7,501,476,527 1BF1F72AF 3,750,748,847 DF8FE2AF

520 7,342,769,279 1B5A9C47F 3,671,384,639 DAD4E23F

4096 937,684,565 37E3EE55 468,843,605 1BF1FC55

4104 927,251,463 3744BC07 463,625,735 1BA25E07

4160 919,384,615 36CCB227 459,692,311 1B665917

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7. Performance

This section provides detailed information on performance-related features of Nytro 5350S SSDs.

7.1 Internal drive characteristics

7.2 Performance characteristics

7.2.1 Response time

Response times are measured with nominal power at 25°C ambient temperature. Normal values in the table below

are:

Page-to-page response time is an average of all possible page-to-page accesses for a sequentially preconditioned

drive.

Average response time is a true statistical random average of at least 5000 measurements of accesses between

programmable pages on a randomly preconditioned drive.

These drives provide the highest possible performance under typical conditions. However, due to the nature of Flash

memory technologies many factors can result in values other than those stated here.

Flash Memory Type eTLC 3D NAND

Emulated LBA Size 512B, 520B, 4096B, 4104B, or 4160B

Native Programmable Page Size 16KB

Map Unit Size 4096B

Table 6 - Typical Response Time (μsec)

Read Write Notes

Page to Page 75 15 Execution time measured from receipt of the

Command to the Response. Assumes no errors.

Average Latency 75 15

Typical response times are measured under nominal

conditions of temperature and voltage as measured

on a representative sample of drives.

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7.2.2 Performance (Throughput)

This table shows throughput performance for Nytro 5350S SSDs.

NOTES

Power limit unconstrained.

Sequential testing performed at Queue Depth = 32 after Sequential Preconditioning.

Random testing performed at Queue Depth = 256 after Random Preconditioning.

Flash technology can produce results that differ from Seagate testing. Bandwidth limitations in the host adapter,

operating system, driver limitations, and other factors can cause discrepancies. When evaluating performance of SSD

devices, it is recommended to measure performance of the device in a way that resembles the targeted application

using real world data and workloads. Test time should also be large enough to make sure sustainable metrics and

measures are obtained.

Table 7 Nytro 5350S Performance

Performance of 5350S 15mm Read Intensive Models

Standard XP15360SE70065 XP7680SE70065 XP3840SE70065 XP1920SE70065

SED XP15360SE70075 XP7680SE70075 XP3840SE70075 XP1920SE70075

Sustained Sequential 128KB Read

Transfer Rate (MB/s) 7,400 7,400 7,400 7,400

Sustained Sequential 128KB Write

Transfer Rate (MB/s) 7,200 7,200 6,900 3,700

Sustained Random 4KB Read Transfer

Rate (IOPS) 1,700,000 1,700,000 1,700,000 1,550,000

Sustained Random 4KB Write

Transfer Rate (IOPS) 210,000 195,000 195,000 125,000

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8. Reliability specifications

These reliability specifications assume correct host and drive operational interface, including all interface timings,

power supply voltages, environmental requirements, and drive mounting constraints.

8.1 Read error rates

NOTE Error rate specified with automatic retries and data correction with ECC

enabled and all flaws reallocated.

Table 8 Read Error Rates

Error Rates Notes

Unrecovered Data Less than 1 LBA in 1017 bits transferred

Miscorrected Data Less than 1 LBA in 1021 bits transferred

Interface error rate Less than 1 error in 1012 bits transferred

Mean Time Between Failure

(MTBF) 2.5M hours

Annualized Failure Rate (AFR) 0.35%

Preventive maintenance None required

Typical Data Retention with Power

removed (at 40C up to 90% of write

endurance)

3 months

As NAND Flash devices age with use, the capability of

the media to retain a programmed value begins to

deteriorate. This deterioration is affected by the

number of times a particular memory cell is

programmed and subsequently erased. When a

device is new, it has a powered off data retention

capability of up to several years. With use the

retention capability of the device is reduced.

Temperature also has an effect on how long a Flash

component can retain its programmed value with

power removed. At high temperature the retention

capabilities of the device are reduced. Data retention

is not an issue with power applied to the SSD. The

SSD drive contains firmware and hardware features

that can monitor and refresh memory cells when

power is applied.

Endurance Rating Method 2: TBW (per JEDEC JESD218)

Endurance rating is how much host data you can

write to the drive at a specified workload and

operating and storage temperature for the specified

drive life. For more information on the specific

workload to achieve this level of endurance, see

JEDEC Specification JESD218. TBW is defined as

1x10^12 Bytes.

Limited Warranty with Media Usage provides

coverage for the warranty period or until the SSD

Percentage Used field in the SMART Health Log

reaches 100 whichever comes first.

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 17

www.seagate.com

8.2 Endurance

See below for Nytro 5350S Endurance results.

8.3 Error rates

The error rates stated in this manual assume the following:

The drive is operated in accordance with this manual using DC power as defined in Section 9.2 Power

consumption.

Errors caused by host system failures are excluded from error rate computations.

Assume random data.

Default OEM error recovery settings are applied. This includes full read retries, full write retries and full retry time.

8.3.1 Unrecoverable Errors

An unrecoverable data error is a failure of the drive to recover data from the media. These errors occur due to read or

write problems. Unrecoverable data errors are only detected during read operations, but not caused by the read. If an

unrecoverable data error is detected, the command will be completed with a Status Code Type (SCT) of 2h Media and

Data Integrity Errors, with code 81h Unrecovered Read Error is reported. Multiple unrecoverable data errors resulting

from the same cause are treated as one error.

8.3.2 Interface errors

An interface error is defined as a failure of the receiver on a port to recover the data as transmitted by the device port

connected to the receiver. The error may be detected as a running disparity error, illegal code, loss of word sync, or

CRC error.

8.4 Endurance management

Customer satisfaction with Solid State Drives can be directly related to the internal algorithms which an SSD uses to

manage the limited number of Program-Erase (PE) cycles that NAND Flash can withstand. These algorithms consist of

Wear Leveling, Garbage Collection, Write Amplification, Deallocation, Data Retention, Lifetime Endurance

Management.

Table 9 - Nytro 5350S 15 mm Endurance

Nytro 5350S 15 mm U.2/U.3 Read Intensive(1 DWPD)

Endurance

Class Capacity Standard Seagate Secure SED Lifetime PB

JEDEC

15360 GB XP15360SE70065 XP15360SE70075 28

7680 GB XP7680SE70065 XP7680SE70075 14

3840 GB XP3840SE70065 XP3840SE70075 7

1920GB XP1920SE70065 XP1920SE70075 3.5

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 18

www.seagate.com

8.4.1 Wear leveling

The drive uses Wear Leveling to make sure that all Flash cells are written to or exercised as evenly as possible to avoid

hot spots where some cells are used up faster than other locations. The drive automatically manages Wear Leveling

without user interaction. The Seagate algorithm operates only when needed to ensure reliable product operation.

8.4.2 Garbage collection

The drive uses Garbage Collection to consolidate valid user data into a common cell range freeing up unused or

obsolete locations to be erased and used for future storage needs. The drive automatically manages Garbage

Collection without user interaction. The Seagate algorithm operates only when needed to ensure reliable product

operation.

8.4.3 Write amplification

While Write Amplification is not an algorithm, it is a major characteristic of SSDs. Write Amplification must be

accounted for by all the algorithms that the SSD implements. The Write Amplification Factor of an SSD is the ratio of

Host/User data requested to be written to the actual amount of data written by the SSD internal to account for the

user data and the housekeeping activities such as Wear Leveling and Garbage Collection. The Write Amplification

Factor of an SSD can also be directly affected by the characteristics of the host data being sent to the SSD to write. The

best Write Amplification Factor is achieved for data that is written in sequential LBAs that are aligned on 4KB

boundaries. The worst case Write Amplification Factor occurs for randomly written LBA's of transfer sizes that are less

than 4KB and that originate on LBA's that are not on 4KB boundaries.

8.4.4 Deallocation

Deallocation is when the firmware uses the Dataset Management command, the Write Zeroes command, or the

Sanitize command to deallocate logical blocks. This deallocation reduces the Write Amplification Factor of the drive

during housekeeping tasks such as Wear Leveling and Garbage Collection. This happens because the drive does not

need to retain data which has been classified by the host as obsolete.

8.4.5 Data retention

Data Retention is another major characteristic of SSDs that must be accounted for by all the algorithms that the SSD

implements. While powered up, the Data Retention of SSD cells are monitored and rewritten if the cell levels decay to

an unexpected level. Data Retention when the drive is powered off is affected by Program and Erase (PE) cycles and

the temperature of the drive when stored.

8.4.6 SSD percentage used endurance indicator

An application can interrogate the drive through the host to determine an estimate of the percentage of device life

that has been used. To accomplish this, issue a Get Log command to Log Identifier 2h. This allows applications to read

the contents of the Percentage Used field in Byte 5. The Percentage Used field is defined in the NVM Express

specifications available from the NVM Express consortium.

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 19

www.seagate.com

8.5 Reliability and service

Integrators can enhance the reliability of Seagate Nytro 5350S NVMe SSD drives by ensuring that the drive receives

adequate cooling. Section 9.5.2 Physical characteristics provides temperature measurements and other information

that may be used to enhance the service life of the drive. Section 11.2 Cooling provides recommended air-flow

information.

8.5.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)

The production drive shall achieve an AFR of 0.35% (MTBF of 2,500,000 hours) when operated in an environment that

ensures the case temperatures do not exceed the values specified in Section 9.3 Environmental limits. Operation at

case temperatures outside the specifications in Section 9.3 Environmental limits may increase the product AFR

(decrease the MTBF). The AFR (MTBF) is a population statistic not relevant to individual units.

The AFR (MTBF) specification is based on the following assumptions for Enterprise Storage System environments:

8760 power-on hours per year.

250 average on/off cycles per year.

Operations at nominal voltages.

Systems will provide adequate cooling to ensure the case temperatures specified in Section 11.2 Cooling are not

exceeded. Temperatures outside the specifications in Section 11.2 Cooling will increase the product AFR and decrease

the MTBF.

8.5.2 Preventive maintenance

No routine scheduled preventive maintenance is required.

8.5.3 Hot plugging the drive

When a drive is powered on by switching the power or hot plugging, the drive runs a self test and attempts to detect

and train the PCIe links. Link training happens on all lanes simultaneously. If there’s a problem training a link or at a

specific speed, the link may be downgraded to fewer links or lower link speed without reporting an error. The system

maintainer needs to check the link status.

If self test detects a failure, the drive may still link and enumerate on the PCIe bus. If the Power Loss Protection (PLP)

circuitry fails, the drive reports an error and becomes Read Only unless configured otherwise. Other errors can result

in the drive not responding to the Controller Enable event (setting CC.EN = 1b).

NOTE The systems integrator is responsible for assuring that no temperature, energy,

voltage hazard, or ESD potential hazard is presented during the hot

connect/disconnect operation. Discharge the static electricity from the drive

carrier prior to inserting it into the system.

8.5.4 SMART

SMART. is an acronym for Self-Monitoring Analysis and Reporting Technology. This technology is intended to

recognize conditions that indicate imminent drive failure and is designed to provide sufficient warning of a failure to

allow administrators to back up the data before an actual failure occurs.

NOTE The drive's firmware monitors specific attributes for degradation over time but

can't predict instantaneous drive failures.

Seagate Nytro 5350S NVMe SSD Product Manual, Rev A 20

www.seagate.com

Each monitored attribute has been selected to monitor a specific set of failure conditions in the operating

performance of the drive and the thresholds are optimized to minimize "false" and "failed" predictions.

8.5.5 Thermal monitor

Seagate Nytro 5350S NVMe SSD drives implement a temperature warning system which:

1. Signals the host if the composite temperature exceeds the warning threshold, indicating an overheat condition

during which the controller continues to operate.

2. Signals the host if the composite temperature exceeds the critical threshold, indicating an overheat condition

which can prevent continued operation of the drive.

3. Saves a log entry on the drive which exceeds the temperature value.

A temperature sensor monitors the drive temperature and issues a warning composite over the interface when the

temperature exceeds a set threshold.

The thermal monitor system generates an Asynchronous Event Report with code 0Dh to indicate the drive has logged

a temperature excursion in the Persistent Event Log.

8.5.6 Device Self Test

Device Self Test (DST) is a technology designed to recognize drive fault conditions that qualify the drive as a failed

unit. DST validates the functionality of the drive at a system level. There are two test coverage options implemented in

DST:

1. Extended test

2. Short test

The most thorough option is the extended test that performs various tests on the drive and scans every logical block

address (LBA) of the drive. The short test is time-restricted and limited in length--it does not scan the entire media

contents, but does some fundamental tests and scans portions of the media. If DST encounters an error during either

of these tests, it reports a "diagnostic failed" condition. If the drive fails the test, remove it from service and return it to

Seagate for service.

8.5.6.1 DST failure definition

The drive will present a "diagnostic failed" condition through the self-tests results value of the diagnostic log page if a

functional failure is encountered during DST. The drive parameters are not modified to test the drive more stringently,

and the recovery capabilities are not reduced. All retries and recovery processes are enabled during the test. If data is

recoverable, no failure condition will be reported regardless of the recovery processes required to recover the data.

The following conditions are considered DST failure conditions:

Read error after recovery attempts are exhausted

Write error after recovery attempts are exhausted

8.5.6.2 Implementation

This section provides all of the information necessary to implement the DST function on this drive.

8.5.6.3 State of the drive prior to testing

The drive must be in a ready state before issuing the Device Self-test command. There are multiple reasons why a

drive may not be ready, some of which are valid conditions, and not errors. For example, a drive may be in process of

doing a Format NVM, or another DST. It is the responsibility of the host application to determine the "not ready" cause.

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