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CLM920_NC3_LTE Module Hardware User Guide

Shang Hai YUGE Information Technology co., LTD

Page 25 of 37

D1/D2.

Figure 3-20 Main set and diversity antenna matching circuit

Figure 3-21 Comparison of received signal strengths with and without diversity antennas

3.11 Analog voice interface

The CLM920_NC5 Mini PCIE module provides a set of analog voice interfaces that include one

differential input signal (MIC+/MIC-) and one differential output signal SPK+(REC+)/SPK-(REC-).

Table 3-15 Simulation voice pin definition

Pin number

Signal name

I/O

Description

1

MIC+

AI

模拟音频输入

+

3

MIC-

AI

模拟音频输入

-

5

SPK+/REC+

AO

模拟音频输出

+

7

SPK-/REC-

AO

模拟音频输出

-

Summary of Contents for CLM920 NC5

Page 1: ...e CLM920_NC5_LTE Module Hardware User Guide Number of Pages 44 Produce Version V1 6 Date 2017 6 28 CLM920_NC5 LTE Module Hardware User Guide V1 6 Shang Hai YUGE Information Technology co LTD All right...

Page 2: ...d 1 Modify the analog voice circuit description V1 2 20161130 David 1 Increase the power supply description 2 Add PCM description V1 3 20170215 David 1 Add a description that supports the LTE cat 1 sp...

Page 3: ...nterface 19 3 7 USIM Interface 20 3 7 1 USIM Card Reference Circuit 20 3 7 2 USIM_DET Hot Swap Reference Design 21 3 8 General GPIO Interface 22 3 9 Network indication interface 22 3 10 RF antenna int...

Page 4: ...Reset timing diagram 18 Figure 3 10 USB connection design circuit diagram 18 Figure 3 11 UART serial port design 19 Figure 3 12 Level shifting circuit 20 Figure 3 13 USIM design circuit diagram 21 Fig...

Page 5: ...definition 25 Table 3 16 PCM pin definition 27 Table 3 17 PCM specific parameters 27 Table 4 1 RF frequency table 28 Table 4 2 Test instruments 29 Table 4 3 2G3G RF indicators 29 Table 4 4 4G RF sensi...

Page 6: ...ARFCN Absolute Radio Frequency Channel Number B2B Board to Board Connector BER Bit Error Rate CDMA Code Division Multiple Access DAI Digital Audio interface DAC Digital to Analog Converter DSP Digital...

Page 7: ...M network standard and GPS positioning service Wireless terminal products The module baseband chip adopts Qualcomm s MDM9X07 supports the three major network standards of China Mobile Unicom Telecom a...

Page 8: ...alog audio Table 2 2 List of module frequency bands Network Type Frequency band Module series CLM920_NC5 CLM920_TB5 CLM920_TE5 GSM GSM850 GSM900 GSM1800 LTE FDD LTE FDD B1 LTE FDD B3 LTE FDD B5 LTE FD...

Page 9: ...rface Standard SIM interface support 3 0V 1 8V support hot swap function USB2 0 High Speed Hardware reset interface UART serial interface PCM analog voice interface Power interface Network status indi...

Page 10: ...ness Support Text and PDU mode Support point to point MO and MT SMS storage USIM card ME default Virtual network card Support USB virtual network card Temperature range Normal operating temperature 35...

Page 11: ...10 of 37 Figure 2 1 Functional block diagram of the CLM920_NC5 Mini PCIE module Chapter 3 Interface application description 3 1 Overview of this chapter This chapter mainly describes the interface de...

Page 12: ...nterface USB interface USIM interface UART interface WWAN control interface PCM analog voice interface RF antenna interface 3 2 Module interface 3 2 1 52 pin gold finger The CLM920_NC5 Mini PCIE modul...

Page 13: ...way input and output PI power input PO Power Output AI Analog input AO Analog output DI Digital input DO Digital output Table 3 2 Interface definition Pin Standard definition Module definition IO Func...

Page 14: ...Rn0 UART_CTS DI Serial port send clear 24 3 3Vaux VBAT PI Power input 25 PERp0 UART_RTS DO Serial port request to send 26 GND GND Ground 27 GND GND Ground 28 1 5V PWRKEY AI Power on signal 29 GND GND...

Page 15: ...supply 3 3V 3 7V 4 2V 8 UIM_PWR PO SIM power supply 0 1 8V 2 85V 1 9 2 95V 17 VDD_EXT PO Output power 1 8V 4 9 15 18 21 26 2 7 29 34 35 37 40 43 50 GND Ground 0 CLM920_NC5 Mini PCIE module adopts sing...

Page 16: ...trol power switch reference circuit 1 To prevent damage to the module caused by surge and overvoltage it is recommended to connect a 5 1V 500mW Zener diode in parallel with the VBAT pin of the module...

Page 17: ...tage Drop 3 4 Switching machine reset mode The CLM920_NC5 Mini PCIE module only supports power on and power on mode The user can check whether the module is powered on by querying the high and low lev...

Page 18: ...the normal shutdown process It is recommended that the module be powered off and restarted only when the module fails to restart It is recommended that the interval between restarts be greater than 30...

Page 19: ...ace supports USB2 0 high speed protocol supports slave mode does not support USB charging mode USB input and output traces must comply with the USB2 0 feature The USB interface is defined as follows T...

Page 20: ...SB bus power the module can only be used as a slave device of the USB bus device The USB interface supports the following features Software download upgrade Data communication AT Command GNSS NMEA out...

Page 21: ...ant USIM card interface The USIM card power supply is provided by the module s internal power regulator and supports 1 8V 3 0V Table 3 9 SIM card signal definition Pin number Signal name IO High value...

Page 22: ...VDD_EXT through a 47K resistor and no external pull up is required UIM_DET is the USIM card insertion or non insertion detection pin It is high by default The SIM card status can be detected by this P...

Page 23: ...supports sleep wakeup WAKEUP_IN wakes up for the host control module sleep WAKEUP_OUT wakes up the host for the module When using you need to set AT RPTFLAG 0 to enable the wake up function you need...

Page 24: ...erence design is as follows Figure 3 16 Network indicator circuit diagram The brightness of the LED lamp can be adjusted by adjusting the value of the current limiting resistor and the current can be...

Page 25: ...r Rated condition Environmental conditions Frequency Range DC to 6GHZ 40 C to 85 C Characteristic impedance 50 40 C to 85 C Figure 3 19 Matching coaxial RF line size The CLM920_NC5 Mini PCIE module pr...

Page 26: ...received signal strengths with and without diversity antennas 3 11 Analog voice interface The CLM920_NC5 Mini PCIE module provides a set of analog voice interfaces that include one differential input...

Page 27: ...s usually used for the handle earphone or external power amplifier If the customer needs an external audio amplifier it will switch to the headphone channel output signal through AT CSDVC 4 and then t...

Page 28: ...a set of PCM audio interfaces supporting 8 bit A rate U rate and 16 bit linear short frame encoding formats with PCM_SYNC of 8kHZ and PCM_CLK of 2048kHZ Table 3 16 PCM pin definition Pin number Signal...

Page 29: ...nsitivity and transmitting power 4 2 Working frequency Table 4 1 RF frequency table Band Uplink frequency Downstream frequency Duplex mode LTE B1 1920MHz 1980MHz 2110MHz 2170MHz FDD LTE B3 1710MHz 178...

Page 30: ...ata coaxial RF line R S CMW500 Agilent 66319 MXHP32HP1000 4 3 2 Test Standards The CLM920_NC5 Mini PCIE module passes the 3GPP TS 51 010 1 3GPP TS 34 121 1 3GPP TS 36 521 1 3GPP2 C S0011 and 3GPP2 C S...

Page 31: ...3 10 MHz 97 96 LTE B7 TDD QPSK 95 94 3 10 MHz 97 96 LTE B8 TDD QPSK 95 93 3 10 MHz 97 96 LTE B20 TDD QPSK 95 93 3 10 MHz 96 95 LTE B38 TDD QPSK 95 96 3 10 MHz 98 97 LTE B39 TDD QPSK 95 96 3 10 MHz 99...

Page 32: ...WCDMA B1 2 5 1 4dbi 40 19 106 WCDMA B5 2 5 1 4dbi 40 19 106 WCDMA B8 2 5 1 4dbi 40 19 106 EVDOrA 2 5 1 4dbi 40 19 106 B34 TDS 2 5 1 4dbi 40 19 106 B39 TDS 2 5 1 4dbi 40 19 106 Table 4 7 GNSS antenna i...

Page 33: ...sumption mA B1 21 5 562 B3 21 8 590 B5 22 5 575 B7 22 1 597 B8 23 2 562 B20 23 5 571 B38 22 5 465 B39 21 9 375 B40 22 1 362 B41 22 8 482 Table 4 11 TDS CDMA power consumption Frequency band Power dbm...

Page 34: ...ws The corresponding UIM_PWR is 1 8V for the 1 8V USIM application The UIM_PWR is 2 85V for the 3V USIM application Other digital IO levels are unified to 1 8V Table 5 2 Electrical characteristics of...

Page 35: ...any interface of the module must not be earlier than the boot time of the module Otherwise the module may be abnormal or damaged 5 4 Electrostatic property The CLM920_NC5 Mini PCIE module requires ESD...

Page 36: ...module is a single sided PCBA The appearance of the module is as follows Figure 6 1 Appearance of the CLM920_NC5 6 2 Mini PCI Express Connector The CLM920_NC5 Mini PCIE module interface complies with...

Page 37: ...CLM920_NC3_LTE Module Hardware User Guide Shang Hai YUGE Information Technology co LTD Page 36 of 37 6 3 Module fixing method The CLM920_NC5 Mini PCIE module is fixed in two screw holes...

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