User Manual

SC20-A_Manual_R1.0 Confidential / Released 3 / 57
Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
1 Introduction .......................................................................................................................................... 5
1.1. Safety Information...................................................................................................................... 7
2 Product Concept .................................................................................................................................. 9
2.1. General Description ................................................................................................................... 9
2.2. Key Features ........................................................................................................................... 10
2.3. Functional Diagram ................................................................................................................. 12
2.4. Evaluation Board ..................................................................................................................... 13
3 Application Interfaces ....................................................................................................................... 14
3.1. General Description ................................................................................................................. 14
3.2. Pin Assignment ........................................................................................................................ 15
4 Wi-Fi and BT ....................................................................................................................................... 16
4.1. Wi-Fi Overview ........................................................................................................................ 16
4.1.1. Wi-Fi Performance ......................................................................................................... 16
4.2. BT Overview ............................................................................................................................ 17
4.2.1. BT Performance ............................................................................................................. 17
5 GNSS ................................................................................................................................................... 19
5.1. GNSS Performance ................................................................................................................. 19
6 Antenna Interface ............................................................................................................................... 20
6.1. Main/Rx-diversity Antenna Interface ........................................................................................ 20
6.1.1. Pin Definition .................................................................................................................. 20
6.1.2. Operating Frequency ..................................................................................................... 20
6.2. Wi-Fi/BT Antenna Interface ..................................................................................................... 22
6.3. GNSS Antenna Interface ......................................................................................................... 22
6.4. Antenna Installation ................................................................................................................. 23
6.4.1. Antenna Requirement .................................................................................................... 23
7 Electrical, Reliability and Radio Characteristics ............................................................................ 25
7.1. Absolute Maximum Ratings ..................................................................................................... 25
7.2. Power Supply Ratings ............................................................................................................. 25
7.3. Charging Performance Specifications ..................................................................................... 26
7.4. Operating Temperature ............................................................................................................ 26
7.5. Current Consumption .............................................................................................................. 27
7.6. RF Output Power ........................................................................................... 错误!未定义书签。
7.7. RF Receiving Sensitivity ................................................................................ 错误!未定义书签。
7.8. Electrostatic Discharge ............................................................................................................ 36
8 Technical Dimensions ....................................................................................................................... 37