Zte mg3732 User manual

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

MG3732 module
1
Copyright Statement
Copyright ©2010 by ZTE Corporation
All rights reserved.
No part of this publication may be excerpted, reproduced, translated or utilized in any form or by any means,
electronic or mechanical, including 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 explanation to this manual.

MG3732 module
2
With strong technical force, ZTE Corporation can provide CDMA/GPRS module customers with the following
all-around technical support:
1. Provide complete technical documentation;
2. Provide the development board used for R&D, test, production, after-sales, etc.;
3. Provide evaluations and technical diagnosis for principle diagram, PCB, 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 website. If you have more requirements, you could send an E-mail to
[email protected]om.cn. You can also call us at 0755-86360280 for more supports.

MG3732 module
3
Preface
Summary
This user manual is for MC3732 modules. It takes MC3732 modules for example to give the reference to the
relevant hardware design and instruct the users how to quickly and conveniently design different kinds of
wireless terminals based on this type of module.
Target Readers
System designing engineers
Mechanical engineers
Hardware engineers
Software engineers
Test engineers
Brief Introduction
This manual contains 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 hardware interface on each part of MG3732
module.
7 Mechanical design Introduces MG3732 module’s appearance diagram, assembly diagram and
PCB layout diagram.
Update History
V1.0（2010-09-01）
This is the first time to officially release the document.

MG3732 module
4
Contents
1 General Description...................................................................................................................................... 7
1.1 Technical Specification................................................................................................................................. 7
1.1.1 Module’s Specification..................................................................................................................... 7
1.1.2 Basic Functions ................................................................................................................................ 7
1.1.3 Module’s Interfaces .......................................................................................................................... 7
1.1.4 Technical parameters........................................................................................................................ 8
1.2 Relevant Documents................................................................................................................................... 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 Fixing Method ............................................................................................................................ 25

MG3732 module
5
Graphics
Figure 2-1 MG3732 Function Block Diagram .................................................................................................... 14
Figure 3-1 PIN Definitions.................................................................................................................................. 13
Figure 4-1 UART Interface Reference 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

MG3732 module
6
Tables
Table 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

MG3732 module
7
1General Description
This manual is applicable for MG3732 modules. With the function of voice, SMS and data service, ZTE
MG3732 module is a type of WCDMA/HSDPA/GSM/GPRS/EDGE module developed by ZTE Corporation.
With the downlink peak data rate up to 3.6 Mbit/s and the uplink peak data rate up to 384 Kbit/s, the module
could provide economic high-speed Internet access and wireless data service. MG3732 module could be
easily applied in modem, U-modem, embedded module, wireless phone, intelligent mobile phone, multimedia
mobile phone and touch screen telecom devices, 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/GPRS/EDGE：
GSM850/EGSM900/DCS1800/PCS1900
WCDMA/HSDPA: 2100M（band I）, 1900M
（band II）, 850M（band V）
1.1.2 Basic Functions
Please refer to Table 1-2 for the basic functions.
Table 1-2 Basic functions
Item Description
Voice call Circuit-switching service
Packet data Packet data service
SMS Support TEXT
1.1.3 Module’s Interfaces
Please refer to Table 1-3 for the module’s interfaces.

MG3732 module
8
Table 1-3 Interfaces of the modules
1.1.4 Technical parameters
Please refer to Table 1-4 for the module’s technical parameters.
Table 1-4 Technical parameters
Items Descriptions
Working temperature -10°C ~ +50°C
Input voltage 3.3V-4.25V
Maximum current 1800mA @ -102 dBm
Standby current (average) 10mA @ -75 dBm
Call current 230mA @ -75 dBm
Rx. Sensitivity -106.5dBm
Max. Tx power GSM850，EGSM900：33dBm(2W)
GSM1800，PCS1900：30dBm(1W)
WCDMA：23dBm
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 single end
USIM interface R-UIM
USB interface USB2.0 High Speed
UART interface Hardware full flow control port, customized by software
PCM interface Transmit voice data for Bluetooth applications
Antenna interface 50 Ohm input resistance control

MG3732 module
9
WCDMA 1900：
Tx: 1850-1910MHz
Rx: 1930-1990MHz
WCDMA 850：
Tx: 824-849MHz
Rx: 869-894MHz
：
1.2.1 Maximum Output Power
Operating
Band
Power Class 1 Power Class 2 Power Class 3 Power Class 4
Power
(dBm)
Tol
(dB)
Power
(dBm)
Tol.
(dB)
Power
(dBm)
Tol
(dB)
Power
(dBm)
Tol
(dB)
Band I +33 +1/-3 +27 +1/-3 +24 +1/-3 +21 +2/-2
Band II - - - - +24 +1/-3 +21 +2/-2
Band V - - - - +24 +1/-3 +21 +2/-2
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 / Status Peak Code Domain Error
Output power 20 dBm
＜-15dBOperating conditions Normal conditions
Power control step size 1 dB
1.2.6 Occupied Bandwidth