Huawei ME909u-721 Manuals

Manuals and User Guides for Huawei ME909u-721. We have 2 Huawei ME909u-721 manuals available for free PDF download: Hardware Manual

Huawei ME909u-721 Hardware Manual

Huawei ME909u-721 Hardware Manual (82 pages)

LTE LGA Module

Brand: Huawei | Category: Control Unit | Size: 1.91 MB

Table of Contents

Table of Contents
4
1 Introduction

7
2 Overall Description

8
- About this Chapter
  8
- Function Overview
  8
- Circuit Block Diagram
  10
- Application Block Diagram
  11
3 Description of the Application Interfaces

12
- About this Chapter
  12
- LGA Interface
  12
- Power Interface
  22
  - Overview
    22
  - Power Supply VBAT Interface
    23
  - Output Power Supply Interface
    24
- Signal Control Interface
  24
  - Overview
    24
  - Power-On/Off (POWER_ON_OFF) Pin
    25
  - RESIN_N Pins
    26
  - WAKEUP_IN Signal
    28
  - WAKEUP_OUT Signal
    29
  - SLEEP_STATUS Signal
    30
  - LED# Pin
    30
- UART Interface
  31
  - Overview
    31
  - Circuit Recommended for the UART Interface
    32
- USB Interface
  33
- USIM Card Interface
  34
  - Overview
    34
  - Circuit Recommended for the USIM Card Interface
    34
- Audio Interface
  35
- General Purpose I/O Interface
  36
- JTAG Interface
  37
- RF Antenna Interface
  38
- Reserved Interface
  39
- NC Interface
  39
- Tunable Antenna Control
  39
4 RF Specifications

40
- About this Chapter
  40
- Operating Frequencies
  40
- Conducted RF Measurement
  41
  - Test Environment
    41
  - Test Standards
    41
- Conducted Rx Sensitivity and Tx Power
  41
  - Conducted Receive Sensitivity
    41
  - Conducted Transmit Power
    43
- Antenna Design Requirements
  44
  - Antenna Design Indicators
    44
  - Interference
    47
  - Antenna Requirements
    47
  - Radio Test Environment
    48
5 Electrical and Reliability Features

50
- About this Chapter
  50
- Absolute Ratings
  50
- Operating and Storage Temperatures and Humidity
  51
- Electrical Features of USIM
  51
- Electrical Features of Application Interfaces
  52
- Power Supply Features
  52
  - Input Power Supply
    52
  - Power Consumption
    53
- Reliability Features
  58
- EMC and ESD Features
  59
6 Mechanical Specifications

61
- About this Chapter
  61
- Storage Requirement
  61
- Moisture Sensitivity
  61
- Dimensions and Interfaces
  62
- Packaging
  64
- Label
  65
- Customer PCB Design
  66
  - PCB Surface Finish
    66
  - PCB Pad Design
    66
  - Solder Mask
    68
  - Requirements on PCB Layout
    68
- Assembly Processes
  68
  - General Description of Assembly Processes
    68
  - Stencil Design
    68
  - Reflow Profile
    69
- Specification of Rework
  71
  - Process of Rework
    71
  - Preparations of Rework
    71
  - Removing of the Module
    71
  - Welding Area Treatment
    72
  - Module Installation
    72
  - Specifications of Rework
    73
7 Certifications

74
- About this Chapter
  74
8 Safety Information

75
- Interference
  75
- Medical Device
  75
- Area with Inflammables and Explosives
  75
- Traffic Security
  76
- Airline Security
  76
- Safety of Children
  76
- Environment Protection
  76
- WEEE Approval
  76
- Rohs Approval
  76
- Laws and Regulations Observance
  77
- Care and Maintenance
  77
- Emergency Call
  77
- Regulatory Information
  77
  - CE Approval (European Union)
    77
  - FCC Statement
    78
9 Appendix A Circuit of Typical Interface

79
10 Appendix B Acronyms and Abbreviations

80

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Huawei ME909u-721 Hardware Manual

Huawei ME909u-721 Hardware Manual (58 pages)

Mini PCIe Module

Brand: Huawei | Category: Control Unit | Size: 1.7 MB

Table of Contents

Table of Contents
4
1 Introduction

7
2 Overall Description

8
- About this Chapter
  8
- Function Overview
  8
- Circuit Block Diagram
  9
3 Description of the Application Interfaces

10
- About this Chapter
  10
- Mini Pcie Interface
  10
- Power Sources and Grounds
  14
- Power Supply Time Sequence
  15
- WAKE# Signal
  16
- RESIN_N Signal
  16
- W_DISABLE# Signal
  18
- LED_WWAN# Signal
  18
- USB Interface
  18
- USIM Card Interface
  19
  - Overview
    19
  - Circuit Recommended for the USIM Card Interface
    20
- Audio Interface
  21
- RF Antenna Connector
  22
- Reserved Pins
  23
- NC Pins
  23
4 RF Specifications

25
- About this Chapter
  25
- Operating Frequencies
  25
- Conducted RF Measurement
  26
  - Test Environment
    26
  - Test Standards
    26
- Conducted Rx Sensitivity and Tx Power
  26
  - Conducted Receive Sensitivity
    26
  - Conducted Transmit Power
    28
- Antenna Design Requirements
  29
  - Antenna Design Indicators
    29
  - Interference
    31
  - GSM/WCDMA/GPS Antenna Requirements
    31
  - Radio Test Environment
    32
5 Electrical and Reliability Features

34
- About this Chapter
  34
- Absolute Ratings
  34
- Operating and Storage Temperatures and Humidity
  35
- Electrical Features of USIM
  35
- Electrical Features of Application Interfaces
  35
- Power Supply Features
  36
  - Input Power Supply
    36
  - Power Consumption
    37
- Reliability Features
  42
- EMC and ESD Features
  43
6 Mechanical Specifications

45
7 Certifications

51
- About this Chapter
  51
8 Safety Information

52
- Interference
  52
- Medical Device
  52
- Area with Inflammables and Explosives
  52
- Traffic Security
  53
- Airline Security
  53
- Safety of Children
  53
- Environment Protection
  53
- WEEE Approval
  53
- Rohs Approval
  53
- Laws and Regulations Observance
  54
- Care and Maintenance
  54
- Emergency Call
  54
- Regulatory Information
  54
  - CE Approval (European Union)
    54
  - FCC Statement
    55
Appendix A Circuit of Typical Interface

56
Appendix B Acronyms and Abbreviations

57

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