Key facts
- Manuals
- 2
- Languages
- EN
- Last added
- 2012-01-04
Featured SIM300 manuals

Simcom SIM300 Hardware Interface Description
This document describes the hardware interface of the SIMCOM SIM300 module, covering electrical, mechanical, and functional details needed for integration into mobile applications. It includes pin descriptions, power‑supply information, and mechanical dimensions to aid designers.
Key sections cover power supply ratings, operating modes, serial and audio interfaces, SIM card and LCD connections, GPIO functions, antenna integration, and a complete pin‑out table for the board‑to‑board connector.
Covers: Introduction · Product Concept · Application Interface · Power Supply · Serial Interfaces · Audio Interfaces
Latest SIM300 manuals
Simcom SIM300 Hardware Interface Description
Datasheet 57 pages · 2.3 MB · ENThe Simcom SIM300 Hardware Interface Description provides detailed specifications, pin assignments, and electrical characteristics for the SIM300 module.
SIM300 HARDWARE SPECIFICATION Guide
Which document do I need?
Datasheet
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in SIM300 manuals
Which pin is used to restart the SIM300 module?
The PWRKEY pin is used to restart the SIM300.
Which interfaces are covered in this hardware description?
The document covers serial, audio, SIM card, LCD, ADC, GPIO, and antenna interfaces.
