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HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
Contents
Issue 0.1 (2013-06-09)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4
Contents
1 Introduction.................................................................................................................................... 7
2 Overall Description ...................................................................................................................... 8
2.1 About This Chapter ........................................................................................................................... 8
2.2 Function Overview............................................................................................................................ 8
2.3 Circuit Block Diagram ....................................................................................................................... 9
3 Description of the Application Interfaces .............................................................................. 10
3.1 About This Chapter ......................................................................................................................... 10
3.2 Mini PCIe Interface ......................................................................................................................... 10
3.3 Power Sources and Grounds ......................................................................................................... 14
3.4 Power Supply Time Sequence ....................................................................................................... 15
3.5 WAKE# Signal ................................................................................................................................ 16
3.6 RESIN_N Signal ............................................................................................................................. 16
3.7 W_DISABLE# Signal ...................................................................................................................... 18
3.8 LED_WWAN# Signal ...................................................................................................................... 18
3.9 USB Interface ................................................................................................................................. 18
3.10 USIM Card Interface .................................................................................................................... 19
3.10.1 Overview .............................................................................................................................. 19
3.10.2 Circuit Recommended for the USIM Card Interface ............................................................ 20
3.11 Audio Interface .............................................................................................................................. 21
3.12 RF Antenna Connector ................................................................................................................. 22
3.13 Reserved Pins .............................................................................................................................. 23
3.14 NC Pins ........................................................................................................................................ 23
4 RF Specifications ......................................................................................................................... 25
4.1 About This Chapter ......................................................................................................................... 25
4.2 Operating Frequencies ................................................................................................................... 25
4.3 Conducted RF Measurement ......................................................................................................... 26
4.3.1 Test Environment ................................................................................................................... 26
4.3.2 Test Standards ....................................................................................................................... 26
4.4 Conducted Rx Sensitivity and Tx Power ........................................................................................ 26
4.4.1 Conducted Receive Sensitivity .............................................................................................. 26
4.4.2 Conducted Transmit Power ................................................................................................... 28
4.5 Antenna Design Requirements ...................................................................................................... 29