SIM Tech SIMCom SIM800C GSM GPRS Module Manuals

SIM Tech SIMCom SIM800C GSM GPRS Module Manuals

Manuals and User Guides for SIM Tech SIMCom SIM800C GSM GPRS Module. We have 1 SIM Tech SIMCom SIM800C GSM GPRS Module manual available for free PDF download: Hardware Design

SIM Tech SIMCom SIM800C Hardware Design

SIM Tech SIMCom SIM800C Hardware Design (54 pages)

Brand: SIM Tech | Category: Control Unit | Size: 1.17 MB

Table of Contents

Table of Contents
3
Version History

8
1 Introduction

9
2 SIM800C Overview

9
- Sim800C
  9
- SIM800C Key Features
  9
- Operating Mode
  11
- Functional Diagram
  11
3 Package Information

13
- Pin out Diagram
  13
- Pin Description
  14
- Package Dimensions
  15
4 Application Interface

17
- Power Supply
  17
  - Power Supply Pin
    18
  - Monitoring Power Supply
    19
- Power On/Down Scenarios
  19
  - Power on SIM800C
    19
  - Power down SIM800C
    20
- Power Saving Mode
  22
- Power Saving Mode
  24
- Serial Port and USB Interface
  25
  - Function of Serial Port
    25
  - Serial Interfaces
    26
  - Debug Interface
    28
  - Software Upgrade
    29
- UART1_RI Behaviors
  29
- Audio Interfaces
  31
  - Speaker Interfaces Configuration
    31
  - Microphone Interfaces Configuration
    32
  - Audio Electronic Characteristic
    32
  - Tdd
    33
- SIM Card Interface
  33
- Adc
  36
- Network Status Indication
  37
  - NETLIGHT Multiplexing Function
    38
- Operating Status Indication
  38
  - STATUS Multiplexing Function
    38
- RF Synchronization Signal
  38
  - RF_SYNC Multiplexing Function
    39
- Antenna Interface
  39
  - GSM Antenna Interface
    39
5 PCB Layout

41
- Pin Assignment
  41
- Principle of PCB Layout
  41
  - Antenna Interface
    42
  - Power Supply
    42
  - SIM Card Interface
    42
  - Audio Interface
    42
  - Others
    42
6 Electrical, Reliability and Radio Characteristics

43
- Absolute Maximum Ratings
  43
- Recommended Operating Conditions
  43
- Digital Interface Characteristics
  43
- SIM Card Interface Characteristics
  43
- SIM_VDD Characteristics
  44
- VDD_EXT Characteristics
  44
- VRTC Characteristics
  44
- Current Consumption (VBAT=4.0V)
  44
- Electro-Static Discharge
  45
- Radio Characteristics
  46
7 Manufacturing

48
8 Appendix

50
- Related Documents
  50
- Multiplexing Function
  51
- Terms and Abbreviations
  51

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