SimCom SIM548C HD V1.01 Manuals

SimCom SIM548C HD V1.01 Manuals

Manuals and User Guides for SimCom SIM548C HD V1.01. We have 1 SimCom SIM548C HD V1.01 manual available for free PDF download: Hardware Design

SimCom SIM548C HD V1.01 Hardware Design

SimCom SIM548C HD V1.01 Hardware Design (93 pages)

Brand: SimCom | Category: Control Unit | Size: 3 MB

Table of Contents

Table of Contents
3
Contents
3
Version History
9
Scope of the Document
9
1 Introduction

10
- Related Documents
  10
- Terms and Abbreviations
  11
2 Overview

14
- Key Features
  15
- Functional Diagram
  17
- Evaluation Board
  18
3 GSM Application Interface

19
4 GPS Application Interface

62
- Theory of Operation
  62
- Technical Data
  63
- Pin Description
  64
- Turn on the GPS Part
  66
- The Theory of the GPS RTC Circuit
  67
- The Theory of the RESET Circuit
  68
- GPS Operation Modes
  69
- Serial Interface of the GPS Part
  69
- Start-Up Procedure
  70
  - Coldstart
    70
  - Warmstart
    70
  - Hotstart
    71
5 Antenna Interface

72
- GSM Antenna
  72
  - GSM Antenna Connector
    72
  - GSM Antenna Pad
    72
  - Figure 37: Rf Connector and Rf Pad
    73
  - Module RF Output Power
    74
  - Module RF Receive Sensitivity
    74
  - Module Operating Frequencies
    74
- GPS Antenna
  74
  - GPS Antenna Connection
    74
  - GPS Antenna Choice Consideration
    75
6 Electrical, Reliability and Radio Characteristics

77
- Absolute Maximum Ratings
  77
- Operating Temperatures
  77
- Power Supply Rating
  78
- Current Consumption
  79
- Electrostatic Discharge
  83
7 Mechanics

85
APPENDIX A: PIN Assignment of Board-To-Board Connector

89
- Figure 49: Physical Sim548C
  90
APPENDIX B: Reference Circuit with External MCU (GPS Standalone Application)

91
APPENDIX C: Reference Diagram with External MCU (AGPS Application)

92

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