Product Info

LPWA Module Series
BG95 Series Hardware Design
BG95_Series_Hardware_Design 5 / 106
3.17. ADC Interfaces .......................................................................................................................... 58
3.18. GPIO Interfaces ........................................................................................................................ 59
3.19. GRFC Interfaces ....................................................................................................................... 61
4 GNSS Receiver ................................................................................................................................... 62
4.1. General Description .................................................................................................................. 62
4.2. GNSS Performance .................................................................................................................. 62
4.3. Layout Guidelines ..................................................................................................................... 63
5 Antenna Interfaces ............................................................................................................................. 64
5.1. Main Antenna Interface ............................................................................................................. 64
5.1.1. Pin Definition .................................................................................................................. 64
5.1.2. Operating Frequency ..................................................................................................... 64
5.1.3. Reference Design of Main Antenna Interface ................................................................ 65
5.1.4. Reference Design of RF Layout..................................................................................... 66
5.2. GNSS Antenna Interface .......................................................................................................... 68
5.3. Wi-Fi Antenna Interface* ........................................................................................................... 69
5.4. Antenna Installation .................................................................................................................. 70
5.4.1. Antenna Requirements .................................................................................................. 70
5.4.2. Recommended RF Connector for Antenna Installation ................................................. 70
6 Electrical, Reliability and Radio Characteristics ............................................................................ 73
6.1. Absolute Maximum Ratings ...................................................................................................... 73
6.2. Power Supply Ratings ............................................................................................................... 73
6.3. Operating and Storage Temperatures ...................................................................................... 74
6.4. Current Consumption ................................................................................................................ 74
6.5. RF Output Power ...................................................................................................................... 85
6.6. RF Receiving Sensitivity ........................................................................................................... 86
6.7. Electrostatic Discharge ............................................................................................................. 90
7 Mechanical Dimensions .................................................................................................................... 92
7.1. Top and Side Dimensions ......................................................................................................... 92
7.2. Recommended Footprint .......................................................................................................... 94
7.3. Top and Bottom Views .............................................................................................................. 95
8 Storage, Manufacturing and Packaging .......................................................................................... 96
8.1. Storage ...................................................................................................................................... 96
8.2. Manufacturing and Soldering .................................................................................................... 97
8.3. Packaging ................................................................................................................................. 98
9 Appendix A References ................................................................................................................... 101
10 Appendix B GPRS Coding Schemes ............................................................................................. 104
11 Appendix C GPRS Multi-slot Classes ............................................................................................ 105
12 Appendix D EDGE Modulation and Coding Schemes ................................................................. 107
13 Appendix E Compulsory Certifications ......................................................................................... 108