Circuit Recommended For The Usim Card Interface - Huawei MU609 Hardware Manual

HUAWEI MU609 HSPA Mini PCIe Module
Hardware Guide
PIN Pin Name
No.

3.6.2 Circuit Recommended for the USIM Card Interface

As the Mini PCIe Adapter is not equipped with a USIM socket, you need to place a
USIM socket on the user interface board.
Figure 3-9 shows the circuit of the USIM card interface.
Figure 3-9 Circuit of the USIM card interface
Issue 03 (2014-12-04)
Pad Description
Type
external USIM
card
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter Min. (V)
- 2.75
Typ. Max. (V) Comments
(V)
USIM_PWR=2.8
2.85 3.3
5 V
24