Product Info

Smart Module Series
SC200R Series Hardware Design
SC200R_Series_Hardware_Design 4 / 125
3.22.1. Reference Circuit Design for Microphone Interfaces ..................................................... 67
3.22.2. Reference Circuit Design for Earpiece Interface ........................................................... 68
3.22.3. Reference Circuit Design for Headphone Interface ....................................................... 69
3.22.4. Reference Circuit Design for Loudspeaker Interface..................................................... 69
3.22.5. Design Considerations for Audio Interfaces .................................................................. 69
3.23. Emergency Download Interface .............................................................................................. 70
4 Wi-Fi and BT ....................................................................................................................................... 71
4.1. Wi-Fi Overview ........................................................................................................................ 71
4.1.1. Wi-Fi Performance ......................................................................................................... 71
4.2. BT Overview ............................................................................................................................ 73
4.2.1. BT Performance ............................................................................................................. 74
5 GNSS ................................................................................................................................................... 75
5.1. GNSS Performance ................................................................................................................. 75
5.2. GNSS RF Design Guidelines .................................................................................................. 76
6 Antenna Interfaces ............................................................................................................................. 77
6.1. Main/Rx-diversity Antenna Interfaces ...................................................................................... 77
6.1.1. Reference Design for Main and Rx-diversity Antenna Interfaces .................................. 81
6.2. Wi-Fi/BT Antenna Interface ..................................................................................................... 81
6.3. GNSS Antenna Interface ......................................................................................................... 82
6.3.1. Recommended Circuit for Passive Antenna .................................................................. 83
6.3.2. Recommended Circuit for Active Antenna ..................................................................... 84
6.4. Reference Design for RF Layout ............................................................................................. 84
6.5. Antenna Installation ................................................................................................................. 86
6.5.1. Antenna Requirements .................................................................................................. 86
6.5.2. Recommended RF Connector for Antenna Installation ................................................. 87
7 Electrical, Reliability and Radio Characteristics ............................................................................ 89
7.1. Absolute Maximum Ratings ..................................................................................................... 89
7.2. Power Supply Ratings ............................................................................................................. 89
7.3. Operating and Storage Temperatures ..................................................................................... 90
7.4. Current Consumption .............................................................................................................. 91
7.5. RF Output Power ................................................................................................................... 100
7.6. RF Receiving Sensitivity ........................................................................................................ 103
7.7. Electrostatic Discharge .......................................................................................................... 107
8 Mechanical Dimensions .................................................................................................................. 108
8.1. Mechanical Dimensions of the Module.................................................................................. 108
8.2. Recommended Footprint ....................................................................................................... 110
8.3. Top and Bottom Views of the Module .....................................................................................111
9 Storage, Manufacturing and Packaging ........................................................................................ 112
9.1. Storage................................................................................................................................... 112
9.2. Manufacturing and Soldering ................................................................................................ 113
9.3. Packaging .............................................................................................................................. 115