Zte MG2636 User manual

MG2636 modules
MG2636 Module User Manual
Version: V1.0
ZTE Corporation

MG2636 module
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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.

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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.

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Preface
Summary
This user manual is for MG2636 modules. It takes MG2636 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 MG2636 module’s basic technical specification, the relevant
documents for reference and the acronyms.
2 Product introduction Introduces MG2636 module’s principle diagram.
3 PIN definitions Introduces the name and function of MG2636 module’s Pins.
4 Description of hardware
interfaces
Introduces the design of the hardware interface on each part of MG2636
module.
5 Mechanical Design Introduces MG2636 module’s appearance diagram, assembly diagram and
PCB layout diagram.
6 Antenna Interface Introduce MG2636 Antenna Interface.
Update History
V1.0（2010-10-09）
This is the first time to officially release the document.

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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..................................................................................................................................... 9
1.3 Acronyms...................................................................................................................................................... 9
2 Product Introduction................................................................................................................................... 12
3 PIN Definitions.......................................................................................................................................... 13
4 Decription of Hardware Interfaces......................................................................................................... 15
4.1 Summary..................................................................................................................................................... 15
4.2 Power and Reset ......................................................................................................................................... 15
4.2.1 Power Design ................................................................................................................................. 15
4.3 COM Port ................................................................................................................................................... 16
4.4 SIM Card Interface ..................................................................................................................................... 17
4.5 Audio Interface ........................................................................................................................................... 18
4.6 PCM Interface............................................................................................................................................. 19
4.7 USB2.0 Interface ........................................................................................................................................ 20
4.8 Antenna Interface........................................................................................................................................ 25
5 Mechanical Design.................................................................................................................................... 21
5.1 Appearance Diagram .................................................................................................................................. 21
5.2 Module Assembly Diagram ........................................................................................................................ 22
5.3 Module’s Fixing Method ............................................................................................................................ 22
6 Antenna Interface……………………………………………………………….………………………..24
6.1 Antenna Installation……………………………………………………………………………….…24
6.2 Antenna Pad…………………………………………………………………………………….……24
6.3 Antenna Connector…………………………………………………………………….…………..…24
6.4 Antenna Subsystem…………………………………………………………………………..………25
Important compliance information for North American users……………..………..……………………..26

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Graphics
Figure 2-1 MG2636 Function Block Diagram .................................................................................................... 12
Figure 3-1 PIN Definitions.................................................................................................................................. 13
Figure 4-1 UART Interface Reference Design Diagram..................................................................................... 17
Figure 4-2 SIM Card Circuit Reference Design Diagram................................................................................... 18
Figure 4-3 Audio Interface Circuit Refrence Design Diagram ........................................................................... 18
Figure 4-4 PCM Interface’s Time Sequence ..................................................................................................... 19
Figure 4-5 USB Interface Circuit Reference Design Diagram............................................................................ 18
Figure 5-1 MG2636 Module’s Appearance......................................................................................................... 21
Figure 5-2 Module’s Assembly Diagram ............................................................................................................ 22
Figure 6-3 Specification of MM9329-2700B connector………………………………………………………...24

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Tables
Table 1-1 Module’s specification ………………………………………………………………………………7
Table 1-2 Basic functions ………………………………………………………………………………………7
Table 1-3 Interfaces of the modules…………………………………………………………………………... 7
Table 1-4 Technical parameters ……………………………………………………………………………….8
Table 3-1 PIN definitions…………………………………………………………………………………….. 13
Table 3-1 PIN definitions…………………………………………………………………………………….. 13
Table 4-1 Voltage characteristics……………………………………………………………………………. 15

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1General Description
This manual is applicable for MG2636 modules. With the function of voice, SMS and data service, ZTE
MG2636 module is a type of GSM/GPRS module developed by ZTE Corporation. MG2636 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 MG2636 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)
MG2636 GSM/GPRS GSM/GPRS：
GSM850/EGSM900/DCS1800/PCS1900*
*Note: EGSM900 and DCS1800 not support for North American market model, both band have been closed in
firmware.
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.
Table 1-3 Interfaces of the modules

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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 -30°C ~ +75°C
Input voltage 3.4V-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)
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
Antenna Gain 2dBi
2. GSM/GPRS
Item GSM 850MHz/900MHz GSM 1800MHz/1900MHz
Out Power （GSM）2W (+33dBm) 1W (+30dBm)
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
SIM 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

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Out Power（EDGE）500mW (+27dBm) 400mW (+26dBm)
Sensitivity ＜-102dBm ＜-102dBm
Frequency Error ＜0.1 PPM ＜0.1 PPM
Phane Error Max（°） ≤20 ≤20
RMS（°） ≤5 ≤5
1.2 Relevant Documents
《AT Command Manual for ZTE Corporation's MG2636 Modules》
《Wireless Module Test References》
1.3 Acronyms
A
ADC Analog-Digital Converter
AFC Automatic Frequency Control
AGC Automatic Gain Control
ARFCN Absolute Radio Frequency Channel Number
ARP Antenna Reference Point
ASIC Application Specific Integrated Circuit
B
BER Bit Error Rate
BTS Base Transceiver Station
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