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Zte mg3732, User Manual

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Zte mg3732 User Manual Download Page 17

 

                                                                        MG3732 module 

                                                                                                     

16

Reset 

13 

/PON_RESET 

I 

Reset signal 

Low level valid   

Power 

14 VBUS 

I  USB 

power 

+5V 

15 VCHG 

I  Charge 

power 

 

16 V_MAIN 

I  Module’s 

main power 

3.3V-4.2V 

17 

V_MSME_1V8 

O 

Digital power 

Voltage output, 1.8V 

18 V_MAIN 

I  Module’s 

main power 

3.3V-4.2V 

29 

ON/OFF 

I 

Power on/off control 

1.8V, Low level valid 

UART 

21 

/CTS 

I 

Clear to send   

1.8V, Low level valid 

22 RXD 

I  Receive 

data 

1.8V 

23 TXD 

O  Transmit 

data 

1.8V 

24 RI 

O  Ring 

tone 

1.8V 

25 

RTS 

O 

Request to send   

1.8V, Low level valid 

26 

/DTR 

I 

Data terminal ready   

1.8V, Low level valid 

PCM 

27 

PCM_DOUT

（

DCD

）

 

O 

PCM data output   

1.8V, duplex with DCD 

28 

PCM_SYNC 

（

/DSR

）

 

O 

PCM frame SYNC clock   

1.8V, 

duplex 

with 

/DSR  

32 PCM_CLK 

O  PCM 

data 

clock 

 

1.8V 

33 PCM_DIN 

I  PCM 

data 

input 

1.8V 

USB   

interface 

30 USB_DP 

I/O  USB 

data+ 

 

31 USB_DM 

I/O  USB 

data- 

 

LED 34 

SIG_LED 

O 

Module’s working status 
LED  

 

Antenna 19 RF_ANT 

I/O Antenna 

interface 

 

 

GND 

5

、

12

、

20

、

35

、

36 

GND  

 

 

 
 

 
 
 
 
 
 
 
 
 
 
 

4

 

Decription of Hardware Interfaces

   

4.1

 

Summary 

Summary of Contents for mg3732

Page 1: ...MG3732 modules MG3732 Module User Manual Version V1 0 ZTE Corporation ...

Page 2: ...uding photocopying and microfilm without the prior written permission of ZTE Corporation is the registered trademark of ZTE Corporation All other trademarks appeared in this manual are owned by the relevant companies ZTE Corporation reserves the right to make modifications on print errors or update specifications in this manual without prior notice ZTE Corporation keeps the right to make the final...

Page 3: ...CB test scenarios 4 Provide test environment ZTE Corporation provides customers with onsite supports and also you could get supports through telephone website instant communication E mail etc The module website module ztemt com cn provides the relevant industry information and module technical documentation The authorized module customers could download the latest technical documentation for our w...

Page 4: ...ntains 5 chapters See the table below Chapter Contents 1 General description Introduces MG3732 module s basic technical specification the relevant documents for reference and the acronyms 2 Product introduction Introduces MG3732 module s principle diagram 3 PIN definitions Introduces the name and function of MG3732 module s Pins 4 Description of hardware interfaces Introduces the design of the har...

Page 5: ...ts 10 1 3 Acronyms 11 2 Product Introduction 14 3 PIN Definitions 14 4 Decription of Hardware Interfaces 16 4 1 Summary 16 4 2 Power and Reset 17 4 2 1 Power Design 17 4 3 COM Port 18 4 4 UIM Card Interface 18 4 5 Audio Interface 19 4 6 PCM Interface 20 4 7 USB2 0 Interface 21 4 8 Antenna Interface 22 5 Mechanical Design 23 5 1 Appearance Diagram 23 5 2 Module Assembly Diagram 24 5 3 Module s Fixi...

Page 6: ...nce Design Diagram 18 Figure 4 2 UIM Card Circuit Reference Design Diagram 19 Figure 4 3 Audio Interface Circuit Refrence Design Diagram 19 Figure 4 4 PCM Interface s Time Sequence 21 Figure 4 5 USB Interface Circuit Reference Design Diagram 錯誤 尚未定義書籤 Figure 5 1 MG3732 Module s Appearance 23 Figure 5 2 Module s Assembly Diagram 24 ...

Page 7: ...ble 1 1 Module s specification 7 Table 1 2 Basic functions 7 Table 1 3 Interfaces of the modules 8 Table 1 4 Technical parameters 8 Table 3 1 PIN definitions 15 Table 3 1 PIN definitions 15 Table 4 1 Voltage characteristics 17 ...

Page 8: ...ces etc Taking MG3732 module for example this manual describes the module s logic structure hardware interface major functions and provides references to the hardware and mechanical design 1 1 Technical Specification 1 1 1 Module s Specification Please refer to table 1 1 for the module s specification Table 1 1 Module s specification Models Format Frequency MHz MG3732 WCDMA HSDPA GSM GPRS EDGE GSM...

Page 9: ...m Frequency range GSM850 Tx 824 849 MHz Rx 869 894 MHz EGSM900 Tx 880 915 MHz Rx 925 960MHz DCS1800 Tx 1710 1785MHz Rx 1805 1880MHz PCS1900 Tx 1850 1910MHz Rx 1930 1990MHz WCDMA 2100 Tx 1920 1980MHz Rx 2110 2170MHz Interfaces Descriptions Power interface Supply power to the module reset the module or turn on off the module Audio interface Double audio I O channel one for differential one for singl...

Page 10: ...1 2 2 Frequency Error Operating Band Frequency Error Band I 0 1 PPM Band II 0 1 PPM Band V 0 1 PPM 1 2 3 Minimum Output Power Operating Band Minimum Output Power dBm Band I 50 Band II 50 Band V 50 1 2 4 Error Vector Magnitude EVM Parameter Level Status EVM Output power 20 dBm 17 5 Operating conditions Normal conditions Power control step size 1 dB 1 2 5 Peak Code Domain Error Parameter Level Statu...

Page 11: ...II dBm 3 84 MHz 115 104 7 Band V dBm 3 84 MHz 115 104 7 1 For Power class 3 this shall be at the maximum output power 2 For Power class 4 this shall be at the maximum output power 1 2 2 Maximum Input Level BER 0 001 Parameter Level Status Unit Îor 25 7 dBm 3 84MHz or c I E DPCH _ 19 dB UE transmitted mean power 20 for Power class 3 18 for Power class 4 dBm 2 GSM GPRS EDGE Item GSM 850MHz 900MHz GS...

Page 12: ...ation C CDMA Code Division Multiple Access CDG CDMA Development Group CS Coding Scheme CSD Circuit Switched Data CPU Central Processing Unit D DAI Digital Audio interface DAC Digital to Analog Converter DCE Data Communication Equipment DSP Digital Signal Processor DTE Data Terminal Equipment DTMF Dual Tone Multi Frequency DTR Data Terminal Ready E EFR Enhanced Full Rate EGSM Enhanced GSM EMC Elect...

Page 13: ...nications Union L LCD Liquid Crystal Display LED Light Emitting Diode M MCU Machine Control Unit MMI Man Machine Interface MS Mobile Station P PCB Printed Circuit Board PCL Power Control Level PCS Personal Communication System PDU Protocol Data Unit PLL Phase Locked Loop PPP Point to point protocol R RAM Random Access Memory RF Radio Frequency ROM Read only Memory RMS Root Mean Square RTC Real Tim...

Page 14: ...ipment also referred it as DTE U UART Universal asynchronous receiver transmitter UIM User Identifier Management UMTS Universal Mobile Telecommunications System USB Universal Serial Bus V VSWR Voltage Standing Wave Ratio W WCDMA Wide band Code Division Multiple Access Z ZTE ZTE Corporation ...

Page 15: ...odule developed based on Qualcomm s QSC6270 platform MG3732 module adopts a 36PIN stamp hole which is applicable for both WCDMA and GSM network It supports 850 900 1800 1900 2100 frequency band 3 PIN Definitions MG3732 module adopts a 36PIN stamp hole and the distance between PINs is 0 5mm Refer to table 3 1 below for PIN definitions Refer to table 3 2 for the key voltage of each pin ...

Page 16: ..._MAIN ANT RF_ANT 19 Refer to table 3 1 below for PIN definitions of MG3732 module Table 3 2 PIN definitions Function Pin No Signal name I O Basic functions Remarks SIM card interface 1 VREG_USIM O 2 85V 1 8V 2 USIM_RST O USIM card reset signal 3 USIM_CLK O USIM card clock 4 USIM_DATA I O USIM card data cable Audio 6 EAR2_P O Single end audio output channel 2 7 EAR1_P O Differential audio output ch...

Page 17: ... Receive data 1 8V 23 TXD O Transmit data 1 8V 24 RI O Ring tone 1 8V 25 RTS O Request to send 1 8V Low level valid 26 DTR I Data terminal ready 1 8V Low level valid PCM 27 PCM_DOUT DCD O PCM data output 1 8V duplex with DCD 28 PCM_SYNC DSR O PCM frame SYNC clock 1 8V duplex with DSR 32 PCM_CLK O PCM data clock 1 8V 33 PCM_DIN I PCM data input 1 8V USB interface 30 USB_DP I O USB data 31 USB_DM I ...

Page 18: ...o meet the requirements of GSM GPRS Table 4 1 Voltage characteristics Classification MIN Typical Max Input voltage 3 3 V 3 8 V 4 25 V Power on The module will be turned off after power on normally To turn on the module provide a 2000 2500mS low level pulse to ON OFF PIN Power off To turn off the module provide a 2500 4000mS low level pulse to ON OFF PIN Reset To reset the module provide a 2500 400...

Page 19: ...s 1 8VCMOS level signal which could be used for upgrade port communication etc When using MG3732 module s UART port to communicate with PC or MCU please pay attention to the direction of TX RX It s specially noted that MG3732 module s UART port only supports 1 8V therefore for non 1 8V external UART it needs to convert the level Normally a dynatron is used to realize the level conversion As shown ...

Page 20: ...and the wiring should be as short and thick as possible 4 5 Audio Interface The module provides 2 speaker interfaces and 2 microphone interfaces Only one pair I O works at the same time See the audio interface circuit in figure 4 3 Figure 4 3 Audio Interface Circuit Reference Design Diagram Microphone The two microphone interfaces MIC_N and MIC_P are differential interface which could also be used...

Page 21: ... than 1V then the pre amplifier should be added If the signal voltage is higher than 1V then network attenuation should be added Design of audio interface on the earpiece Select the microphone with the sensitivity lower than 52dB since EAR2 s output power is 10 8mW and the max gain inside MIC2 reaches 52dB The level of MIC2_P PIN is about 1 8V The receiver s design is just the same as the receiver...

Page 22: ...ence of PCM Interface 4 7 USB2 0 Interface The module provides USB2 0 HS interface with 480Mbps which is composed of VBUS D and D You can directly connect USB signal interface when designing the module s external circuit but try to add ESD ...

Page 23: ...ernal RF cables should be kept far away from all interference sources such as high speed digital signal or switch power supply According to mobile station standard stationary wave ratio of antenna should be between1 1 to 1 5 and input impedance is 50 ohm Different environments may have different requirements on the antenna s gain Generally the larger gain in the band and smaller outside the band t...

Page 24: ...MG3732 module 23 5 Mechanical Design 5 1 Appearance Diagram See the appearance of MG3732 module in figure 5 1 Figure 5 1 MG3732 Module s Appearance Dimensions LxWxH 39 5 mm x 31 0mm x2 65mm Weight 7g ...

Page 25: ...e 5 2 Figure 5 2 Module s Assembly Diagram Note it s recommended to open a window in the relevant position of the red area on the bottom layer for the convenience of maintenance The red box is made manually and doesn t exist on the actual object See the dimensions for the hole in the figure above ...

Page 26: ...articular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an out...

Page 27: ... allowed for use with this device is 2 dBi When the module is installed in the host device the FCC ID label must be visible through a window on the final device or it must be visible when an access panel door or cover is easily re moved If not a second label must be placed on the outside of the final device that contains the following text Contains FCC ID Q78 MG3732 ...

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