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HUAWEI EM820W HSPA+ PC Embedded Module
Hardware Guide Tables
Issue 01 (2010-12-31)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
iii
Tables
Table 2-1 Feature................................................................................................................................ 2
Table 3-1 Pin definitions of the Mini PCI-E Interface..................................................................... 5
Table 3-2 Power and ground specifications.................................................................................... 8
Table 3-3 USB pins............................................................................................................................. 9
Table 3-4 USB signal DC characteristics ........................................................................................ 9
Table 3-5 USIM pins ......................................................................................................................... 10
Table 3-6 SIM RST requirements................................................................................................... 12
Table 3-7 SIM CLK requirements ................................................................................................... 12
Table 3-8 SIM IO requirements....................................................................................................... 13
Table 3-9 W_DISABLE_N signal.................................................................................................... 14
Table 3-10 Radio operational states .............................................................................................. 14
Table 3-11 LED_WWAN signal....................................................................................................... 15
Table 4-1 RF bands .......................................................................................................................... 17
Table 4-2 EM820W conducted Rx sensitivity ............................................................................... 18
Table 4-3 EM820W conducted Tx power ...................................................................................... 19
Table 4-4 Isolation between the master antenna and the Wi-Fi antenna................................. 21
Table 4-5 GSM/WCDMA antenna requirements .......................................................................... 23
Table 5-1 Working and storage temperatures and humidity for the EM820W module .......... 29
Table 5-2 Electrical features of application interfaces................................................................. 29
Table 5-3 Power requirements........................................................................................................ 30
Table 5-4 DC power consumption (HSPA/WCDMA) ................................................................... 30
Table 5-5 DC power consumption (GSM/GPRS/EDGE) ............................................................ 31
Table 5-6 DC power consumption(Idle and Suspend) ................................................................ 33
Table 5-7 Test conditions and results of the mechanical reliability of the EM820W module. 33