Huawei ME909 manual Electrical and Reliability Features, Absolute Ratings

Page 34

HUAWEI ME909 Series Mini PCIe Module

 

Hardware Guide

Electrical and Reliability Features

5 Electrical and Reliability Features

5.1 About This Chapter

This chapter describes the electrical and reliability features of the interfaces in the ME909 module, including:

Absolute Ratings

Operating and Storage Temperatures and Humidity

Electrical Features of USIM

Power Supply Features

Reliability Features

EMC and ESD Features

5.2Absolute Ratings

Table‎ 5-1lists the absolute ratings for the ME909 module. Using the module beyond these conditions may result in permanent damage to the module.

Table 5-1Absolute ratings for the ME909 module

Symbol

Specification

Min.

Max.

Unit

 

 

 

 

 

VCC_3V3

External power voltage

–0.3

4.0

V

 

 

 

 

 

VI

Digital input voltage

–0.3

2.16

V

 

 

 

 

 

 

Huawei Proprietary and Confidential

34

Issue 0.1 (2013-06-09)

Copyright © Huawei Technologies Co., Ltd.

 

Page 33 Page 35
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Page 33 Page 35
Contents Issue Date Hardware GuideNo Warranty Revision History About This DocumentDocument Date Chapter Descriptions Version Contents Certifications FCC Statement 1ME909 series product name IntroductionProduct name Description State About This Chapter Feature DescriptionOverall Description Function OverviewCircuit Block Diagram LEDWWAN# Active-low LED signal indicating the stateDescription of the Application Interfaces Mini PCIe InterfaceCOEX1 WAKE#VCC3V3 GNDUimpwr UimresetWDISABLE# UimdataUsbd Usbdm SmbclkSmbdata USBD+ UsbdpPower Sources and Grounds Pin No Pin Name Minimum Typical MaximumCutting off 3.3 V will power off the module Power Supply Time SequencePower Valid to USB + high Parameter Remarks Time Nominal value UnitWAKE# Signal Resinn Signal6Reset pulse timing LEDWWAN# Signal WDISABLE# SignalUSB Interface Usim Card Interface Pin No Pin Name Description DC Characteristics Min Typ MaxPin Pin Name Description DC Characteristics Min Typ Max OverviewCircuit Recommended for the Usim Card Interface External 2.85 Usim cardPCM clock Pin Pin Name Description DC Characteristics Min TypAudio Interface PCM data inputRF Antenna Connector Pin No Pin Name Description Reserved PinsNC Pins Reserved Reserved, please keep openNC pins Operating Frequencies RF SpecificationsOperating Band Test Environment Conducted Rx Sensitivity and Tx PowerConducted RF Measurement Test StandardsTBD Band TypicalType Value Qpsk Conducted Transmit PowerModulation RB Allocation MPRdB 16QAMAntenna Design Indicators Antenna Design RequirementsPolarization Interference 3 GSM/WCDMA/GPS Antenna RequirementsOperator, the customer must use the most suitable Radio Test EnvironmentFrequency range Antenna for that/those bandsPassive Tests External power voltage Digital input voltage Electrical and Reliability FeaturesSymbol Specification Min Max Unit Absolute RatingsElectrical Features of Application Interfaces Operating and Storage Temperatures and HumidityElectrical Features of Usim Specification Min Max UnitPower Module Peak GSM Normal Normal LTE Slot Power Supply FeaturesInput Power Supply Parameter Min Typ Max Ripple UnitPower Consumption Description Bands Test Value UnitsWcdma Description Band Test Value Units Power dBmHsdpa IMT2100 23dBm Tx PowerLTE GPRS850 TBD ConfigurationDescription Test Value Units GPRS900 TBDEDGE850 TBD Description Max Test Value Units ConfigurationEDGE900 TBD Reliability Features Test Condition StandardEMC and ESD Features − UIM − USBHuawei Proprietary and Confidential Issue 0.1 Mechanical Specifications Dimensions and InterfacesDimensions of the Mini PCI Express Connector 1Dimensions of the ME909 moduleSpecification Selection for Fasteners Installing the Mini PCIe Adapter on the Main BoardHuawei Proprietary and Confidential Issue 0.1 Removing the Mini PCIe Adapter from the Main Board Page Certification Model name ME909u-521 CertificationsCertifications GCF WeeeMedical Device Safety InformationInterference Area with Inflammables and ExplosivesAirline Security Safety of ChildrenTraffic Security Environment ProtectionEmergency Call Care and MaintenanceLaws and Regulations Observance Regulatory InformationFCC Statement Appendix a Circuit of Typical Interface Appendix B Acronyms and Abbreviations Acronym or Abbreviation ExpansionISO HSPA+Hsupa LCP
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