Circuit Block Diagram - Huawei ME909u-521 Hardware Manual

HUAWEI ME909u-521 LTE LGA Module
Hardware Guide

2.3 Circuit Block Diagram

Figure 2-1 shows the circuit block diagram of the ME909u-521 module. The major
functional units of the ME909u-521 module contain the following parts:
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Figure 2-1 Circuit block diagram of the ME909u-521 module
Issue 05 (2017-12-15)
[1]: When the ME909u-521 module works in the range of –30° C to –20° C or +70° C to +75° C ,
NOT all its RF performances comply with 3GPP specifications.
[2]: This is only used for debugging.
[3]: These interfaces are reserved for intelligent module in future.
Power Management
Baseband Controller
Multi-chip Package (MCP) Memory
RF Circuit
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