YUGE CLM920 NC3 User manual

Product Name
CLM920_NC3 Module hardware manual
Number of Pages
77
Produce Version
V2.0
Date
2018/1/26
CLM920_NC3
module hardware manual
V2.0
Shanghai Yuge Information Technology co., LTD
All rights reserved

CLM920_NC3 module hardware usage guide
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version
Date
Author
Description
V2.0
20180126
David
First draft

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Contents
Chapter 1 Introduction................................................................................................................ 9
Chapter 2 Module Overview.....................................................................................................10
2.1 Module Introduction................................................................................................... 10
2.2 Module characteristics................................................................................................ 10
2.3 Module function.......................................................................................................... 14
Chapter 3 Interface Application Description.............................................................................16
3.1 Overview of this chapter............................................................................................. 16
3.2 Module interface......................................................................................................... 17
3.2.1 144-pin LCC interface......................................................................................17
3.2.2 Interface Definition.......................................................................................... 17
3.3 Power Interface........................................................................................................... 25
3.3.1 Power supply design........................................................................................ 26
3.3.2 Power Reference Circuit.................................................................................. 27
3.3.3 VDD_SDIO 1.8V/2.85V Voltage Output.........................................................29
3.3.4 VDD_EXT 1V8 voltage output........................................................................29
3.4 Switching machine reset mode....................................................................................29
3.4.1 Booting.............................................................................................................29
3.4.2 Boot Timing..................................................................................................... 30
3.4.3 Shutdown......................................................................................................... 31
3.4.4 Reset Control....................................................................................................31
3.5 USB interface..............................................................................................................32
3.6 UART interface........................................................................................................... 34
3.6.1 Main serial port................................................................................................ 34
3.6.2 Debugging the serial port.................................................................................36
3.6.3 RI and DTR interface....................................................................................... 36
3.7 USIM Interface............................................................................................................37
3.7.1 USIM Card Reference Circuit..........................................................................38
3.7.2 UIM_DET Hot Swap Reference Design..........................................................38
3.8 General GPIO Interface...............................................................................................39
3.9 Network Status Indicator Interface............................................................................. 40
3.10 Module Status Indicator............................................................................................ 41
3.11 PCM digital voice interface.......................................................................................42

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3.12 I2C bus...................................................................................................................... 43
3.13 SDIO interface.......................................................................................................... 44
3.14 SPI Interface / Multiplexed I2S Interface................................................................. 48
3.15 MCLK Interface........................................................................................................50
3.16 ADC interface............................................................................................................50
3.17 RF interface...............................................................................................................50
3.17.1 Main Set Antenna Interface............................................................................51
3.17.2 Diversity Antenna Interface........................................................................... 51
3.17.3 GNSS interface...............................................................................................52
3.17.4 RF Trace Reference........................................................................................53
3.17.5 RF Connector Size......................................................................................... 54
Chapter 4 Overall Technical Indicators.....................................................................................56
4.1 Overview of this chapter............................................................................................. 56
4.2 GNSS receiving performance..................................................................................... 56
4.3 Working frequency......................................................................................................57
4.4 Conducted RF measurements......................................................................................57
4.4.1 Test environment..............................................................................................57
4.4.2 Test Standards.................................................................................................. 57
4.5 Conducted Receive Sensitivity and Transmit Power.................................................. 58
4.6 Antenna requirements..................................................................................................59
4.7 Power consumption characteristics.............................................................................60
Chapter 5 Interface Electrical Characteristics...........................................................................64
5.1 Overview of this chapter............................................................................................. 64
5.2 Working storage temperature...................................................................................... 64
5.3 Module IO Level.........................................................................................................64
5.4 Power supply...............................................................................................................64
5.5 Electrostatic characteristics.........................................................................................65
5.6 Reliability Index..........................................................................................................65
Chapter 6 Structural and Mechanical Properties.......................................................................67
6.1 Overview of this chapter............................................................................................. 67
6.2 Appearance..................................................................................................................67
Chapter 7 Packaging and Production........................................................................................ 70
7.1 Overview of this chapter............................................................................................. 70
7.2 Module Packaging and Storage...................................................................................70

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7.3 Production welding..................................................................................................... 70
Chapter 8 Appendix.................................................................................................................. 72
8.1 Overview of this chapter............................................................................................. 72
8.2 Abbreviations.............................................................................................................. 72
8.3 Encoding method........................................................................................................ 73
8.4 Safety and Precautions................................................................................................ 76
Chart Contents
Figure 2-1 Functional block diagram of the CLM920 NC3 LCC module................................15
Figure 3-1 LCC module interface definition.............................................................................17
Figure 3-2 GSM TDMA network burst current supply voltage drop........................................27
Figure 3-3 VBAT power supply................................................................................................ 27
Figure 3-4 LDO linear power supply reference circuit.............................................................27
Figure 3-5 DC switching power supply reference circuit......................................................... 28
Figure 3-6 PMOS tube control power switch reference circuit................................................ 28
Figure 3-7 Startup timing diagram............................................................................................30
Figure 3-8 Power-on reference circuit...................................................................................... 31
Figure 3-9 Reset reference circuit.............................................................................................31
Figure 3-10 Reset timing diagram.............................................................................................32
Figure 3-11 USB connection design circuit diagram................................................................ 33
Figure 3-12 Full-featured serial port design..............................................................................35
Figure 3-13 UART serial port design........................................................................................35
Figure 3-14 Level conversion chip circuit................................................................................ 35
Figure 3-15 RI pin signal waveform......................................................................................... 36
Figure 3-16 USIM design circuit diagram................................................................................ 38
Figure 3-17 Hot swap detection of the USIM card...................................................................39
Figure 3-18 Network indicator circuit diagram........................................................................ 41
Figure 3-19 STATUS Pin Reference Circuit.............................................................................42
Figure 3-21 PCM to analog voice map..................................................................................... 43
Figure 3-22 I2C interface reference circuit diagram.................................................................44
Figure 3-24 I2S to analog voice map........................................................................................ 49
Figure 3-25 Main antenna matching circuit..............................................................................51
Figure 3-26 Diversity Antenna Matching Circuit..................................................................... 51

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Figure 3-27 GNSS passive antenna reference circuit............................................................... 52
Figure 3-28 GNSS active antenna reference circuit..................................................................52
Figure 3-29 The complete structure of the two-layer PCB microstrip line...............................53
Figure 3-30 The complete structure of the multilayer PCB strip line.......................................54
Figure 3-31 Reference ground is the third layer PCB microstrip transmission line structure.. 54
Figure 3-32 RF connector size chart......................................................................................... 54
Figure 3-33 Antenna connector matching plug diagram...........................................................55
Figure 3-34 Matching coaxial RF line size...............................................................................55
Figure 6-1 Appearance of the CLM920 NC3............................................................................67
Figure 6-2 Front view and side view of the module (unit: mm)............................................... 67
Figure 6-3 Bottom view of the module (unit: mm)...................................................................68
Figure 6-4 Recommended module package (unit: mm)............................................................69
Figure 7-1 Reflow soldering temperature graph....................................................................... 71
Table Contents
Table 2-1 Module band list....................................................................................................... 10
Table 2-2 Key Features............................................................................................................. 11
Table 3-1 Pin definitions........................................................................................................... 18
Table 3-2 IO parameter definition.............................................................................................20
Table 3-3 Pin description.......................................................................................................... 20
Table 3-4 Power pin definitions................................................................................................ 26
Table 3-5 Switching machine pin definition............................................................................. 29
Table 3-6 Boot timing parameters.............................................................................................30
Table 3-7 Reset foot definition..................................................................................................31
Table 3-8 RESET pin parameters..............................................................................................32
Table 3-9 USB interface pin definition..................................................................................... 32
Table 3-10 UART serial port signal definition..........................................................................34
Table 3-10 Debugging serial port pin definitions..................................................................... 36
Table 3-11 SIM card signal definition.......................................................................................37
Table 3-12 SIM card hot swap detection pin definition............................................................39
Table 3-13 General GPIO Pin Definitions................................................................................ 39
Table 3-14 Network indicator pin definition.............................................................................41
Table 3-15 Network indication status....................................................................................... 41

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Table 3-16 PCM pin definition................................................................................................. 42
Table 3-17 PCM specific parameters........................................................................................ 42
Table 3-18 I2C pin definition....................................................................................................44
Table 3-19 SD card pin definition.............................................................................................44
Table 3-20 SPI Pin Definitions................................................................................................. 48
Table 3-21 I2S pin definition.................................................................................................... 48
Table 3-22 CLK Pin Definition.................................................................................................50
Table 3-23 ADC Pin Definitions............................................................................................... 50
Table 3-24 Antenna interface pin definition..............................................................................51
Table 3-25 Main parameters of the RF connector.....................................................................55
Table 4-1 Main parameters of GNSS........................................................................................ 56
Table 4-2 RF frequency table....................................................................................................57
Table 4-3 Test instruments........................................................................................................ 57
Table 4-4 2G3G RF indicators.................................................................................................. 58
Table 4-5 4G RF sensitivity indicators......................................................................................58
Table 4-6 4G RF transmit power indicators..............................................................................58
Table 4-7 Main set antenna indicator requirements.................................................................. 59
Table 4-8 GNSS antenna specifications....................................................................................60
Table 4-9 Sleep and idle power consumption of the three major operators (GNSS off).......... 60
Table 4-10 Call Power Consumption (GNSS Off)....................................................................61
Table 4-11 GPRS data transmission power consumption (GNSS off)......................................61
Table 4-12 EDGE Data Transmission Power Consumption (GNSS Off).................................61
Table 4-13 HSDPA data transmission power consumption (GNSS off)................................... 62
Table 4-14 TD-SCDMA Data Transmission Power Consumption (GNSS Off).......................62
Table 4-15 EVDO data transmission power consumption (GNSS off).................................... 62
Table 4-16 LTE data transmission power consumption (GNSS off).........................................62
Table 5-1 CLM920 NC3 module working storage temperature............................................... 64
Table 5-2 Electrical Characteristics of CLM920 NC3 Module................................................ 64
Table 5-3 CLM920 NC3 Module Operating Voltage................................................................64
Table 5-4 CLM920 NC3 ESD Features.................................................................................... 65
Table 5-5 CLM920 NC3 Reliability Test..................................................................................65
Table 7-1 Reflow process parameter table................................................................................ 71
Table 8-1 Abbreviations............................................................................................................ 72
Table 8-2 Time slot allocation table for different levels of GPRS/EDGE................................ 73

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Table 8-3 Maximum GPRS rate................................................................................................74
Table 8-4 Maximum EDGE Rate..............................................................................................74
Table 8-5 Maximum HSDPA rate............................................................................................. 74
Table 8-6 Maximum HSUPA rate............................................................................................. 75
Table 8-7 LTE-FDD DL maximum rate....................................................................................75
Table 8-8 LTE-FDD UL Maximum Rate.................................................................................. 76

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Chapter 1 Introduction
This document is a wireless solution product CLM920 NC3, CLM920 TB3, CLM920
TE3 module hardware interface manual, designed to describe the hardware components and
functional characteristics of the module solution, application interface definition and
application instructions, electrical performance and mechanical characteristics. Combined
with this and other application documents, users can quickly use this module to design
wireless products.

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Chapter 2 Module Overview
2.1 Module Introduction
CLM920 NC3 module is an LCC package module, which is an integrated
FDD-LTE/TDD-LTE/TD-SCDMA/WCDMA/EVDO/CDMA/EDGE/GSM and other wireless
terminal products for network standards and GPS location services. The module is based on
Qualcomm MDM9X07 chip development, supports Cat4, uplink and downlink speeds up to
50Mbps/150Mbps, and fully supports VOLTE and SRLTE, and supports embedded operating
systems such as Windows / Wince / Android / Linux.
The CLM920 NC3 module can be used in the following applications:
Car equipment
Wireless POS machine
Wireless advertising, multimedia
Remote monitoring
Smart meter reading
Mobile broadband
Industrial automation
Other wireless terminals, etc.
2.2 Module characteristics
Table 2-1 Module band list
Network
Type
Frequency Band
Module Series
CLM920 NC3
CLM920 TB3
CLM920 TE3
GSM
GSM850
●
●
●
GSM900
●
●
●
GSM1800
●
●
●
LTE(FDD)
LTE FDD B1
●
●
●
LTE FDD B3
●
●
●
LTE FDD B5
●
●
●
LTE FDD B7
●
LTE FDD B8
●
●
●
LTE FDD B20
●
LTE(TDD)
LTE TDD B38
●
●
●