SIM Tech SIMCom SIM800 Manuals

Manuals and User Guides for SIM Tech SIMCom SIM800. We have 1 SIM Tech SIMCom SIM800 manual available for free PDF download: Hardware Design

SIM Tech SIMCom SIM800 Hardware Design

SIM Tech SIMCom SIM800 Hardware Design (64 pages)

Brand: SIM Tech | Category: Control Unit | Size: 2.56 MB

Table of Contents

Table of Contents
3
1 Introduction

10
2 SIM800 Overview

10
- SIM800 Key Features
  10
- Operating Modes
  12
- SIM800 Functional Diagram
  13
3 Package Information

14
- Pin out Diagram
  14
- Pin Description
  15
- Package Dimensions
  18
4 Application Interface

20
- Power Supply
  20
  - Power Supply Pin
    21
  - Monitoring Power Supply
    22
- Power On/Off SIM800
  22
  - Power on SIM800
    22
  - Power off SIM800
    23
  - Reset Function
    25
- Power Saving Mode
  26
- RTC Backup
  27
- Serial Port and USB Interface
  28
  - Function of Serial Port
    29
  - Serial Port
    29
  - USB Interface
    31
  - Software Upgrade and Debug
    32
- RI Behaviors
  33
- Audio Interfaces
  34
  - Speaker Interfaces Configuration
    35
  - Microphone Interfaces Configuration
    35
  - Audio Electronic Characteristic
    35
  - Tdd
    36
- Bluetooth
  36
- SIM Card Interface
  36
- PCM Interface
  40
  - PCM Interface
    41
- Keypad Interface
  41
- I2C Bus
  44
- General Purpose Input/Output (GPIO)
  44
- Adc
  45
- Pwm
  45
- Network Status Indication
  46
- Operating Status Indication
  47
- Kpled
  47
- RF Synchronization Signal
  48
- Antenna Interface
  48
  - GSM Antenna Interface
    49
  - Bluetooth Antenna Interface
    50
5 PCB Layout

51
- PIN Assignment
  51
- Principle of PCB Layout
  51
  - Antenna
    51
  - Power Supply
    51
  - SIM Card Interface
    51
  - Audio Interface
    52
  - Others
    52
- Recommended PCB Layout
  52
6 Electrical, Reliability and Radio Characteristics

53
- Absolute Maximum Ratings
  53
- Recommended Operating Conditions
  53
- Digital Interface Characteristics
  53
- SIM Card Interface Characteristics
  54
- SIM_VDD Characteristics
  54
- VDD_EXT Characteristics
  54
- VRTC Characteristics
  54
- Current Consumption (VBAT=4V)
  55
- Electro-Static Discharge
  56
- Radio Characteristics
  56
- Module RF Receive Sensitivity
  57
- Module Operating Frequencies
  57
7 Manufacturing

58
8 Appendix

60
- Related Documents
  60
- Terms and Abbreviations
  61
- Safety Caution
  63

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