Huawei MG323 manual Coaxial Cable and RF Connector, Environmental Type Material Condition

Page 30

HUAWEI MG323 GSM M2M Module

 

Hardware Guide

Antenna Interface

The properties of major materials of the MG323 module are as follows:

PCB: FR4

Antenna pad: cheminal nickel-gold pad

4.3Coaxial Cable and RF Connector

The U.FL-R-SMT-1(80) RF connector manufactured by Hirose is used as the antenna interface in the MG323 module. Figure 4-1shows the RF connector dimensions.

Figure 4-1RF connector dimensions

Table 4-1lists the major specifications of the RF connector.

Table 4-1Major specifications of the RF connector

Rated Condition

 

 

 

Environmental

 

Type Material

 

 

 

 

 

 

Condition

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Frequency

 

Direct current

 

Temperature

 

–40°C

Shell

Phosphor and copper

 

range

 

(DC) to 6 GHz

 

range

 

to

 

plated with silver

 

 

 

 

 

 

 

 

+90°C

 

 

 

Characteristic

 

50 Ω

 

 

 

 

Cable core

Gold-plated copper

 

 

 

 

 

 

 

 

impedance

 

 

 

 

 

 

 

 

wire

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Insulating

Socket: liquid crystal

 

 

 

 

 

 

 

 

 

material

polyester (LCP)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issue 06 (2013-06-13)

 

Huawei Proprietary and Confidential

30

 

Copyright © Huawei Technologies Co., Ltd.

 

 

 

 

 

 

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Contents Issue Date Hardware GuideNo Warranty Version Date Chapter Descriptions About This DocumentHistory CreationVersion Date Chapter Descriptions Updated .8 Audio Interface Updated -3 RecommendedSpecifications of the antenna interface Contents Electrical and Reliability Features Introduction OverviewAbout This Chapter Feature DescriptionOverall Description Function OverviewSMS DRX=2DRX=5 DRX=9 Gprs Gprs ClassApplication Block Diagram Circuit Block Diagram2Circuit block diagram of the MG323 module B2B Connector Interface Description of the Application InterfacesPin Pin Name Description DC Characteristics Normal Min Tpy MaxUART1DCD ResetTermon LedstatusVIO Power InterfaceOverview VbatGND Vcoin Pin No Signal Name DescriptionVbat Interface DCEPower-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 Input Signal Control Pins Pin for network status LEDOutput Signal Control Pin Application DeviceWorking or Network Status Pin No Signal Name Description Feature Direction Uart InterfaceDCE data DTE is ready DTE to DCE Terminal ready Circuit Recommended for the Uart InterfaceDCE receive DTE transmits DTE to DCE Data Serial data DCE data set DCE is ready DCE to DTE ReadyData signal of the SIM card Clock signal of the SIM cardPower supply of the SIM card Reset signal of the SIM cardGround signal of the SIM card Circuit Recommended for the SIM Card Interface12External circuit for 32 Ω handsets/16 Ω headsets Audio Interface13External circuit for the microphone interface Antenna Installation Antenna InterfaceCoaxial Cable and RF Connector Environmental Type Material ConditionHuawei MG323 GSM M2M Module Hardware Guide Antenna Interface ESD Protection for the Antenna Interface RF Specifications of the Antenna InterfaceSpecification Minimum Typical Maximum Unit Value Uplink frequency range GSM 824 849 MHzSpecification Minimum Typical Maximum Unit Value Specifications of the Antenna Interface Polarization Linear polarization Pattern OmnidirectionalExternal power voltage Electrical and Reliability FeaturesSymbol Specification Minimum Value Maximum Value Unit Extreme Working ConditionsPin No Signal Name Operating and Storage Temperatures and HumiditySpecification Minimum Value Maximum Value Unit Electrical Criteria of Application InterfacesVoltage great drop. The Vbat power voltage Function Signal Name Waveform Remarks LevelPower supply Than 3.3VBAT=0 Pins 41, 43, 45, 47, and 49 are power GND ExternalPower pin LedstatuUART1 UART1RD UART1RINUART1DSR UART1RTS UART1DTR UART1CTS UART1DCD Working Current Power Supply FeaturesInput Power Supply Parameter Minimum Value Typical Value Maximum Value UnitWorking Mode Typical value Unit Remark ConfigurationBand Typical Unit Up/1 Down 123 Reliability FeaturesConfiguration Value Test Condition StandardTest 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 Dimensions of the B2B Connector 1Dimensions of the MG323 module unit mmModel Stacking HRS Number Height mm MG323 Module Installation Description 5Structure fixing hole6MG323 module installation Specification Selection for Fasteners 7Machine screw dimensions8Nut dimensions Appendix a Circuits of Typical Interfaces 1Circuits of typical interfaces in the MG323 moduleAppendix B Acronyms and Abbreviations Acronym or Abbreviation ExpansionPDU PbcchPCB RTC
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