Table of Contents
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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
RF Output Power ........................................................................................... 错误!未定义书签。
7.6.
RF Receiving Sensitivity ................................................................................ 错误!未定义书签。
7.7.
7.8.
Electrostatic Discharge ............................................................................................................ 36
8
Technical Dimensions ....................................................................................................................... 37
SC20-A_Manual_R1.0
Confidential / Released
3 / 57
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