HUAWEI MU609 HSPA LGA Module 
Hardware Guide   
 
Huawei Proprietary and Confidential 
Copyright © Huawei Technologies Co., Ltd. 
 
Updated definitions of pins and UART level 
description 
Updated Table 4-4 MU609 conducted Tx 
power 
Deleted electrical features of USIM of issue 
02 
Deleted electrical features of application 
interfaces of issue 02 
Updated packaging of MU609 module 
Deleted Figure 6-4 thermal pads design of 
issue 02 
Updated Table 7-1 product certifications 
Updated Table 2-1 Features 
Updated Figure 2-1 Circuit block diagram of 
the MU609 module 
Updated Figure 2-2 Application block 
diagram of the MU609 module 
Deleted description related to Audio 
Interface 
Deleted description related to Audio 
Interface 
Updated Table 3-1 Definitions of pins on the 
LGA interface and Figure 3-1 Sequence of 
LGA interface (Top view) 
Deleted section 3.8 in issue 03: 
Audio Interface 
Updated Appendix A Circuit of Typical 
Interface 
Updated Appendix B Acronyms and 
Abbreviations