41110461 Rev 0.1 January 16, 2017 5
Contents
1. INTRODUCTION .................................................................................................. 9
1.1. General Features .............................................................................................................. 9
1.2. Power ................................................................................................................................ 9
1.3. RF .................................................................................................................................... 10
1.3.1. GSM RF Interface .................................................................................................... 10
1.3.1.1. GSM TX Output Power.................................................................................................. 10
1.3.1.2. GSM RX Sensitivity ....................................................................................................... 10
1.3.2. WCDMA RF Interface .............................................................................................. 11
1.3.2.1. WCDMA TX Output Power ............................................................................................ 11
1.3.2.2. WCDMA RX Sensitivity ................................................................................................. 11
1.3.3. LTE RF Interface ...................................................................................................... 12
1.3.3.1. LTE TX Output Power ................................................................................................... 12
1.3.3.2. LTE RX Sensitivity ........................................................................................................ 13
1.3.4. WWAN Antenna Interface ........................................................................................ 14
1.3.4.1. WWAN Antenna Recommendations ............................................................................. 14
1.4. GNSS .............................................................................................................................. 16
1.4.1. GNSS Receiver ........................................................................................................ 16
1.4.2. GNSS Antenna Interface .......................................................................................... 17
1.4.2.1. GNSS Antenna Recommendations ............................................................................... 17
1.5. Electrical Specifications ................................................................................................... 17
1.5.1. Absolute Maximum Ratings ..................................................................................... 17
1.5.2. Digital IO Characteristics .......................................................................................... 18
2. AUDIO SPECIFICATION .................................................................................... 21
2.1. Digital Audio .................................................................................................................... 21
3. ROUTING CONSTRAINTS AND RECOMMENDATIONS ................................. 22
3.1. RF Routing Recommendations ....................................................................................... 22
3.2. USB Routing Recommendations ..................................................................................... 24
3.3. Power and Ground Recommendations ........................................................................... 24
3.4. Antenna Recommendations ............................................................................................ 25
3.5. Interface Circuit Recommendations ................................................................................ 25
4. FIRMWARE AND TOOLS .................................................................................. 26
4.1. Modem Firmware............................................................................................................. 26
4.2. Tools ................................................................................................................................ 26
5. APPROVAL ........................................................................................................ 27
5.1. Important Notice .............................................................................................................. 27
5.2. Safety and Hazards ......................................................................................................... 27
5.3. Important Compliance Information .................................................................................. 27
5.4. IC Regulations ................................................................................................................. 28
5.4.1. Radiation Exposure Statement ................................................................................ 28
6. REFERENCES ................................................................................................... 28