Yuga CLM920 TE5 LTE Module Hardware Manual

CLM920_TE5 LTE Module Hardware Manual
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YUGA Information Technology Co.,Ltd
Contents
1 Introduction ....................................................................................................................................................... 7
2 Product Overview ............................................................................................................................................ 7
2.1 General Description ................................................................................................................................. 7
2.2 Key Features ............................................................................................................................................. 8
2.3 Module Function ..................................................................................................................................... 10
3 Application Interface ...................................................................................................................................... 11
3.1 General Description ................................................................................................................................ 11
3.2 Module Interface ..................................................................................................................................... 12
3.2.1 52-pin Goldfinger ............................................................................................................................ 12
3.2.2 Interface definition .......................................................................................................................... 13
3.3 Power Interface ...................................................................................................................................... 15
3.3.1 Power Design .................................................................................................................................. 16
3.3.2 Reference Design of Power Supply ............................................................................................. 17
3.3.3 VDD_EXT 1V8 output..................................................................................................................... 18
3.3.4 Power-on sequence ........................................................................................................................ 19
3.4 Reset control ........................................................................................................................................... 19
3.4.1 Power off .......................................................................................................................................... 20
3.5 USB interface .......................................................................................................................................... 21
3.6 UART interface ....................................................................................................................................... 22
3.7 USIM interface ........................................................................................................................................ 23
3.7.1 USIM card reference circuit ........................................................................................................... 23
3.7.2 UIM_DET Hot-Plug Reference Design ........................................................................................ 24
3.8 General purpose GPIO interface ......................................................................................................... 25
3.9 Network Indication Interface ................................................................................................................. 25
3.10 Analog voice interface ......................................................................................................................... 26
3.10.1 Analog Voice Reference Design ................................................................................................ 26
3.10.2 Analog Voice Reference Design ................................................................................................ 27
3.11 PCM audio interface ............................................................................................................................ 28
3.12 Antenna Interface ................................................................................................................................. 29
4 Overall Technical Indicators ........................................................................................................................ 31
4.1 Overview of this chapter ........................................................................................................................ 31
4.2 Operating frequency .............................................................................................................................. 32
4.3 Conducted RF Measurements radio frequency ................................................................................. 32
4.3.1 Test environment ............................................................................................................................ 32
4.3.2 Test standards ................................................................................................................................. 33