Automotive Module Series
AG525R-GL QuecOpen
Hardware Design
AG525R-GL_QuecOpen_Hardware_Design 5 / 104
3.13. SDIO Interface ........................................................................................................................ 58
3.14. SPI Interfaces ......................................................................................................................... 60
3.15. RGMII Interface ...................................................................................................................... 61
3.16. WLAN and BT Interfaces* ...................................................................................................... 64
3.17. ADC Interfaces ....................................................................................................................... 67
3.18. USB_BOOT Interface ............................................................................................................. 68
3.19. GPIO Interfaces ...................................................................................................................... 69
4 Antenna Interfaces .......................................................................................................................... 70
4.1. Main/Rx-diversity Antenna Interface ....................................................................................... 70
4.1.1. Pin Definition ................................................................................................................ 70
4.1.2. Operating Frequency ................................................................................................... 70
4.1.3. Reference Design of RF Antenna Interfaces ............................................................... 72
4.1.4. Reference Design of RF Layout ................................................................................... 73
4.2. Antenna Installation ................................................................................................................ 75
4.2.1. Antenna Requirements ................................................................................................ 75
4.2.2. Recommended RF Connector for Antenna Installation ................................................ 76
5 Reliability, Radio and Electrical Characteristics .......................................................................... 77
5.1. Absolute Maximum Ratings .................................................................................................... 77
5.2. Power Supply Ratings ............................................................................................................ 78
5.3. Operation and Storage Temperatures ..................................................................................... 78
5.4. Current Consumption ............................................................................................................. 79
5.5. RF Output Power .................................................................................................................... 84
5.6. RF Receiving Sensitivity ......................................................................................................... 86
5.7. Electrostatic Discharge ........................................................................................................... 88
5.8. Thermal Consideration ........................................................................................................... 89
6 Mechanical Dimensions.................................................................................................................. 91
6.1. Mechanical Dimensions .......................................................................................................... 91
6.2. Recommended Footprint ........................................................................................................ 93
6.3. Top and Bottom Views ............................................................................................................ 94
7 Storage, Manufacturing and Packaging ........................................................................................ 95
7.1. Storage ................................................................................................................................... 95
7.2. Manufacturing and Soldering .................................................................................................. 96
7.3. Packaging .....................................................................................................................
.......... 97
8 Appendix A References .................................................................................................................. 99
9 Appendix B GPRS Coding Schemes ........................................................................................... 103
10 Appendix C GPRS Multi-slot Classes .......................................................................................... 104
11 Appendix D EDGE Modulation and Coding Schemes ................................................................ 106
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