Product Info

Automotive Module Series
AG35 Hardware Design
AG35_Hardware_Design 5 / 129
3.12. Audio Interface (Optional) ......................................................................................................... 55
3.13. PCM and I2C Interfaces ............................................................................................................ 57
3.14. SDIO Interfaces ......................................................................................................................... 60
3.14.1. SDIO1 Interface ............................................................................................................. 60
3.14.2. SDIO2 Interface ............................................................................................................. 60
3.15. SGMII Interface (Optional) ........................................................................................................ 62
3.16. Wireless Connectivity Interfaces ............................................................................................... 64
3.16.1. WLAN Interface .............................................................................................................. 66
3.16.2. BT Interface* .................................................................................................................. 67
3.17. ADC Interfaces .......................................................................................................................... 67
3.18. Network Status Indication ......................................................................................................... 68
3.19. STATUS ..................................................................................................................................... 69
3.20. Behaviors of RI .......................................................................................................................... 70
3.21. USB_BOOT Interface................................................................................................................ 71
3.22. RTC ........................................................................................................................................... 72
3.23. HSIC Interface* ......................................................................................................................... 72
4 GNSS Receiver ................................................................................................................................... 74
4.1. General Description .................................................................................................................. 74
4.2. GNSS Performance .................................................................................................................. 74
4.3. Layout Guidelines ..................................................................................................................... 77
5 Antenna Interfaces ............................................................................................................................. 78
5.1. Main/Rx-diversity Antenna Interface ......................................................................................... 78
5.1.1. Pin Definition .................................................................................................................. 78
5.1.2. Operating Frequency ..................................................................................................... 78
5.1.3. Reference Design of RF Antenna Interfaces ................................................................. 82
5.1.4. Reference Design of RF Layout..................................................................................... 83
5.2. GNSS Antenna Interface ........................................................................................................... 85
5.3. Antenna Installation .................................................................................................................. 86
5.3.1. Antenna Requirements .................................................................................................. 86
5.3.2. Recommended RF Connector for Antenna Installation ................................................. 87
6 Electrical, Reliability and Radio Characteristics ............................................................................ 89
6.1. Absolute Maximum Ratings ...................................................................................................... 89
6.2. Power Supply Ratings ............................................................................................................... 90
6.3. Operation and Storage Temperatures ...................................................................................... 90
6.4. Current Consumption ................................................................................................................ 91
6.5. RF Output Power .................................................................................................................... 107
6.6. RF Receiving Sensitivity ..........................................................................................................111
6.7. Electrostatic Discharge ........................................................................................................... 115
6.8. Thermal Consideration ............................................................................................................ 115
7 Mechanical Dimensions .................................................................................................................. 118
7.1. Mechanical Dimensions of the Module ................................................................................... 118
7.2. Recommended Footprint ........................................................................................................ 120