Huawei ME909u-521 - Overall Description; About This Chapter; Function Overview

HUAWEI ME909u-521 LTE LGA Module
Hardware Guide
Overall Description
Issue 05 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
2 Overall Description
2.1 About This Chapter
This chapter gives a general description of the ME909u-521 module and provides:

Function Overview

Circuit Block Diagram

Application Block Diagram
2.2 Function Overview
Table 2-1 ME909u-521 module features
Feature
Description
Physical
Dimensions
Dimensions (L × W × H): 30 mm × 30 mm × 2.35 mm
Weight: about 5 g
Operating
Bands

LTE: FDD Band 1, Band 2, Band 3, Band 5, Band 7, Band 8,
Band 20, all bands with diversity

WCDMA/HSDPA/HSUPA/HSPA+: Band 1, Band 2, Band 5,
Band 8, all bands with diversity

GSM/GPRS/EDGE: 850 MHz/900 MHz/1800 MHz/1900 MHz

GPS/GLONASS: L1
Operating
Temperature
Normal operating temperature: –20°C to +70°C
Extended operating temperature
[1]
: –30°C to +75°C
Storage
Temperature
–40°C to +85°C
Power
Voltage
DC 3.3 V to 4.2 V (typical value is 3.8 V)
AT
Commands
See the HUAWEI ME909u-521 LTE LGA Module AT Command
Interface Specification.