About This Document, History, Creation | Huawei MG323 specs

HUAWEI MG323 GSM M2M Module
Hardware Guide	About This Document

About This Document

History

Version	Date	Chapter	Descriptions

01			Creation

02	2010-10-25	1	Deleted “1.2 Related Documents”

		3.1	Deleted “Charging Interface (TBD)”

		3.6.1	Revised “Table 3-5 UART1 interface signals”

		3.8	Deleted “Charging Interface (TBD)”
			Added “Audio Interface”

		7	Revised “Figure 7-1 Circuits of typical
			interfaces in the MG323 module”

03	2011-07-18	2.2	Added authentication information-CCC, GCF
			and mode of audio services

		3.5.2	Added the maximum time of TERM_ON

		3.6	Added signal of the RING while receiving a
			message and a voice call

		5.2	Revised “Table 5-1 Extreme working
			conditions for the MG323 module”

		5.4	Revised “Table 5-3 Sequence numbers of
			pins and definitions of signals on the B2B
			interface” and “Table 5-4 Electrical features
			of application interfaces”

		5.5.2	Revised “Table 5-6 Working current of the
			MG323 module”

		6.3	Specified the mode of the 50-pin B2B
			connector

04	2011-08-22	3.2	Revised “Figure 3-1 Sequence and
			definitions of pins on the B2B signal
			interface”

		6.4	Revised “Figure 6-5 Structure fixing hole”

	Issue 06 (2013-06-13)	Huawei Proprietary and Confidential	3
		Copyright © Huawei Technologies Co., Ltd.

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Huawei MG323 manual About This Document, History, Version Date Chapter Descriptions, Creation

Contents

Hardware Guide Issue Date No Warranty Creation About This DocumentHistory Version Date Chapter Descriptions Version Date Chapter Descriptions Updated .8 Audio Interface Updated -3 RecommendedSpecifications of the antenna interface Contents Electrical and Reliability Features Overview Introduction Function Overview Feature DescriptionOverall Description About This Chapter Gprs Gprs Class DRX=2DRX=5 DRX=9 SMS Circuit Block Diagram Application Block Diagram 2Circuit block diagram of the MG323 module Description of the Application Interfaces B2B Connector Interface Min Tpy Max Pin Pin Name Description DC Characteristics Normal Ledstatus ResetTermon UART1DCD Vbat Power InterfaceOverview VIO DCE Pin No Signal Name DescriptionVbat Interface GND Vcoin Power-On and Power-Off Time Sequence Vcoin InterfaceVIO Interface Power-On Time Sequence Pin for controlling power-on and power-offPin for resetting the hardware Signal Control Interface Power-Off Time SequenceReset Pin for network status LED Input Signal Control Pins Output Signal Control Pin Application DeviceWorking or Network Status Uart Interface Pin No Signal Name Description Feature Direction DCE data set DCE is ready DCE to DTE Ready Circuit Recommended for the Uart InterfaceDCE receive DTE transmits DTE to DCE Data Serial data DCE data DTE is ready DTE to DCE Terminal ready Reset signal of the SIM card Clock signal of the SIM cardPower supply of the SIM card Data signal of the SIM card Circuit Recommended for the SIM Card Interface Ground signal of the SIM card Audio Interface 12External circuit for 32 Ω handsets/16 Ω headsets 13External circuit for the microphone interface Antenna Interface Antenna Installation Environmental Type Material Condition Coaxial Cable and RF Connector Huawei MG323 GSM M2M Module Hardware Guide Antenna Interface Uplink frequency range GSM 824 849 MHz RF Specifications of the Antenna InterfaceSpecification Minimum Typical Maximum Unit Value ESD Protection for the Antenna Interface Specification Minimum Typical Maximum Unit Value Polarization Linear polarization Pattern Omnidirectional Specifications of the Antenna Interface Extreme Working Conditions Electrical and Reliability FeaturesSymbol Specification Minimum Value Maximum Value Unit External power voltage Electrical Criteria of Application Interfaces Operating and Storage Temperatures and HumiditySpecification Minimum Value Maximum Value Unit Pin No Signal Name Than 3.3 Function Signal Name Waveform Remarks LevelPower supply Voltage great drop. The Vbat power voltage Ledstatu Pins 41, 43, 45, 47, and 49 are power GND ExternalPower pin VBAT=0 UART1 UART1RD UART1RINUART1DSR UART1RTS UART1DTR UART1CTS UART1DCD Parameter Minimum Value Typical Value Maximum Value Unit Power Supply FeaturesInput Power Supply Working Current Working Mode Typical value Unit Remark ConfigurationBand Typical Unit Test Condition Standard Reliability FeaturesConfiguration Value Up/1 Down 123 Test Condition Standard ESD Features ESD Test Standard Contact Discharge Air DischargeEN61000-4-2 ±4 kV ±8 kV Mechanical Specifications DimensionsDimensions L x W x H 35 mm x 32.5 mm x 3.05 mm 1Dimensions of the MG323 module unit mm Dimensions of the B2B Connector Model Stacking HRS Number Height mm 5Structure fixing hole MG323 Module Installation Description 6MG323 module installation 7Machine screw dimensions Specification Selection for Fasteners 8Nut dimensions 1Circuits of typical interfaces in the MG323 module Appendix a Circuits of Typical Interfaces Acronym or Abbreviation Expansion Appendix B Acronyms and Abbreviations RTC PbcchPCB PDU