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TABLE OF CONTENTS
1.0 BLOCK DIAGRAM ........................................................................................................................... 4
1.1 CAPACITY SPECIFICATION .................................................................................................... 4
2.0 SPECIFICATION ........................................................................................................................ 5
2.1 PIN ASSIGNMENTS ................................................................................................................. 5
2.2 PIN DESCRIPTION ................................................................................................................. 5
3.0 ELECTRICAL CHARACTERISTICS...................................................................................... 7
3.1 ABSOLUTE MAXIMUM RATING ............................................................................................ 7
3.2 DC CHARACTERISTICS OF I/O CELLS(HOST INTERFACE) .................................................. 7
3.3 AC CHARACTERISTICS ......................................................................................................... 8
3.3.1 PIO Data Transfer .................................................................................................. 8
3.3.2 Multiword DMA Data Transfer .......................................................................... 10
3.3.3 Ultra DMA Data Transfer .................................................................................... 13
3.4 POWER MANAGEMENT ....................................................................................................... 19
4.0 SOFTWARE INTERFACE ....................................................................................................... 19
4.1 ATA TASK FILE REGISTERS ............................................................................................... 19
4.2 COMMAND SETS .................................................................................................................. 19
4.3 IDENTIFY DRIVE INFORMATION ......................................................................................... 21
5.0 PHYSICAL DIMENSION ........................................................................................................ 23
GENERAL TOLERANCE: ± 0.1 ...................................................................................................... 24