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MA922
MEIG MA922 Manuals
Manuals and User Guides for MEIG MA922. We have
1
MEIG MA922 manual available for free PDF download: Hardware Design Manual
MEIG MA922 Hardware Design Manual (124 pages)
Brand:
MEIG
| Category:
Wireless modules
| Size: 5 MB
Table of Contents
Important Notice
2
Revision History
5
Table of Contents
6
Introduction
8
Safety Instruction
9
Document Purpose
10
Product Overview
11
Basic Description
11
Main Performance
11
Functional Block Diagram
16
Evaluation Board
17
Application Interface
18
Basic Description
18
LGA Interface Definition
19
Pin Description
20
Power
56
Power Supply
57
Reduce Voltage Drop
58
VDD_EXT Voltage Output
59
Power On/Off
59
PWRKEY Pin Power on
59
Shutdown
61
Reset Function
62
Hardware Reset
63
AT Command Reset
63
USIM/SIM Interface
64
USB Interface
65
USB Pin Description
65
USB Reference Circuit
66
I2S and I2C Interfaces
68
PCM Interfaces
69
PCIE Interfaces
70
WLAN and Bluetooth Application
73
SDIO Interfaces
75
SPI Interfaces
77
RGMI Interfaces
78
Power Distribution
80
SGMI Interfaces
81
Rtc
83
Dr_Sync
83
IMU Interrupt Interfaces
84
UART Interfaces
84
Low Power Mode
88
ADC Function
88
USB_BOOT Interface
88
Antenna Interfaces
90
Introduction of Antenna Interface
91
RF Reference Circuit
92
Antenna Connection Reference Design
92
RF Signal Line Layout
92
Antenna Installation
94
Antenna Requirements
94
RF Output Power
94
RF Receive Sensitivity
95
Operating Frequency
96
Electrical Characteristics
97
Limited Voltage Range
97
Ambient Temperature Range
97
Module Power Consumption Range
98
ESD Characteristics
116
Mechanical Characteristics
117
Module Mechanical Dimensions
117
Recommended Package
118
Module Top View
119
Module Bottom View
119
Storage and Production
120
Storage
120
Production Welding
121
Package
122
Appendix A Reference Documents and Term Abbreviations
123
Reference Document
123
Term Abbreviation
123
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