Quectel M35 - Mechanical Dimensions; Mechanical Dimensions of Module

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GSM/GPRS Module Series

M35 User Manual

M35_User_Manual Confidential / Released 70 / 85

6 Mechanical Dimensions

This chapter describes the mechanical dimensions of the module.

6.1. Mechanical Dimensions of Module

Figure 43: M35 Module Top and Side Dimensions (Unit: mm)

Main Page

About the Document3
Table of Contents5
Contents5
Introduction11
Safety Information12
Product Concept13
General Description13
Directives and Standards13
FCC Radiation Exposure Statement13
Key Features14
Functional Diagram16
Evaluation Board17
Application Interface18
Pin of Module19
Pin Assignment19
Pin Description20
Operating Modes24
Power Supply26
Power Features of Module26
Decrease Supply Voltage Drop26
Reference Design for Power Supply27
Monitor Power Supply28
Power on and down Scenarios28
Power on28
Figure 7: Turn on the Module with a Button29
Power down30
Power down Module Using the PWRKEY Pin30
Power down Module Using at Command31
Over-Voltage or Under-Voltage Automatic Shutdown31
Emergency Shutdown Using EMERG_OFF Pin32
Restart33
Power Saving34
Minimum Functionality Mode34
SLEEP Mode35
Wake up Module from SLEEP Mode35
Summary of State Transition36
RTC Backup36
M35_User_Manual36
Figure 14: Vrtc Is Supplied by a Non-Chargeable Battery37
Serial Interfaces38
Table 7: Logic Levels of the Uart Interfaces39
UART Port40
The Features of UART Port40
The Connection of UART41
Figure 18: Reference Design for Uart Port42
Firmware Upgrade43
Debug Port43
UART Application44
Audio Interfaces45
Table 10: Aout2 Output Characteristics46
Decrease TDD Noise and Other Noise47
Microphone Interfaces Design47
Receiver Interface Design48
Earphone Interface Design48
Loud Speaker Interface Design49
Audio Characteristics49
PCM Interface50
Configuration51
Timing51
Figure 28: Long Synchronization & Sign Extension Diagram52
Reference Design53
AT Command53
SIM Card Interfaces54
SIM Card Application54
Table 17: Pin Definition of the Sim Interfaces55
Figure 33: Reference Circuit for Sim1 Interface with 8-Pin Sim Card Holder56
Figure 35: Reference Circuit for Sim2 Interface with the 6-Pin Sim Card Holder57
Behaviors of the RI58
Network Status Indication59
Operating Status Indication60
Figure 40: Reference Design for Status61
Antenna Interface62
RF Reference Design62
RF Output Power63
RF Receiving Sensitivity63
Operating Frequencies64
Antenna Requirement64
RF Cable Soldering65
Electrical, Reliability and Radio Characteristics66
Absolute Maximum Ratings66
Operating Temperature66
Power Supply Ratings67
Current Consumption68
Electro-Static Discharge69
Table 31: the Esd Endurance (Temperature: 25º C, Humidity: 45%)70
Mechanical Dimensions71
Mechanical Dimensions of Module71
Figure 44: M35 Module Bottom Dimensions (Unit: MM)72
Recommended Footprint73
Top View of the Module74
Bottom View of the Module74
Storage and Manufacturing75
M35_User_Manual75
Storage75
Soldering75
Packaging76
Tape and Reel Packaging76
Figure 49: Tape and Reel Specification77
Table 32: Reel Packing78
Appendix A Reference79
Table 34: Terms and Abbreviations80
Appendix B GPRS Coding Scheme84
Figure 52: Radio Block Structure of Cs-485
Appendix C GPRS Multi-Slot Class86
M35_User_Manual86

Quectel M35 - Mechanical Dimensions; Mechanical Dimensions of Module

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