Product Info
SC200L Hardware Design
SC200L_Hardware_Design 5 / 103
4 Wi-Fi and BT ................................................................................................................................... 55
4.1. Wi-Fi Overview ....................................................................................................................... 55
4.1.1 Wi-Fi Performance ....................................................................................................... 55
4.2 BT Overview ........................................................................................................................... 56
4.2.1 BT Performance ........................................................................................................... 57
5 GNSS ................................................................................................................................................ 58
5.1 GNSS Performance ................................................................................................................ 58
5.2 GNSS RF Design Guidelines ................................................................................................. 59
6 Antenna Interfaces .......................................................................................................................... 60
6.1 Main/Rx-diversity Antenna Interfaces ..................................................................................... 60
6.1.1 Main and Rx-diversity Antenna Interfaces Reference Design ...................................... 62
6.1.2 Reference Design of RF Layout ..................................................................................... 62
6.2 Wi-Fi/BT Antenna Interface .................................................................................................... 64
6.3 GNSS Antenna Interface ........................................................................................................ 65
6.3.1 Recommended Circuit for Passive Antenna ................................................................ 66
6.3.2 Recommended Circuit for Active Antenna ................................................................... 66
6.4
Antenna Installation ................................................................................................................ 67
6.4.1 Antenna Requirements ................................................................................................ 67
6.4.2 Recommended RF Connector for Antenna Installation ................................................ 68
6 Electrical, Reliability and Radio Characteristics .......................................................................... 70
7.1 Absolute Maximum Ratings .................................................................................................... 70
7.2 Power Supply Ratings ............................................................................................................ 70
7.3 Operation and Storage Temperatures ..................................................................................... 71
7.4 Current Consumption ............................................................................................................. 71
7.5 RF Output Power .................................................................................................................... 74
7.6 RF Receiving Sensitivity ......................................................................................................... 76
7.7 Electrostatic Discharge ........................................................................................................... 77
7 Mechanical Dimensions.................................................................................................................. 78
8.1 Mechanical Dimensions of the Module ................................................................................... 78
8.2 Recommended Footprint ........................................................................................................ 80
8.3 Top and Bottom Views of the Module ..................................................................................... 81
8 Storage, Manufacturing and Packaging ........................................................................................ 82
8.1 Storage ................................................................................................................................... 82
9.2 Manufacturing and Soldering .................................................................................................. 82
9.3 Packaging ............................................................................................................................... 84
9 Appendix A References .................................................................................................................. 86
10 Appendix B GPRS Coding Schemes ............................................................................................. 91
11 Appendix C GPRS Multi-slot Classes ............................................................................................ 92
12 Appendix D EDGE Modulation and Coding Schemes .................................................................. 94