The SIM305/345 is a complete Dual-band/Quad-band GSM/GPRS solution in a compact plug-in module.

Featuring an industry-standard interface, the SIM305/345 delivers GSM/GPRS 850/900/1800/1900MHz performance for Voice, SMS, Data, and Fax in a small form factor and with low power consumption.

The leading features of SIM305/345 make it ideal for virtually unlimited applications, such as AMR, AVL, Security, and other M2M applications.

General features
  • Dual-Band GSM/GPRS 900/1800MHz or
Quad-Band GSM/GPRS 850/900/1800/1900MHz
  • GPRS multi-slot class 10
  • GPRS mobile station class B
  • Compliant to GSM phase 2/2+
     – Class 4 (2 W @ 850/900MHz)
     – Class 1 (1 W @ 1800/1900MHz)
  • Dimension: 58mm x 32mmx 3.9 mm
  • Weight: <12g
  • SIM application toolkit
  • Supply voltage range 3.4 ... 4.5 V
  • Low power consumption
  • Normal operation temperature: -30°C to +80°C
  • Restricted operation temperature: -30°C to -40°C and +80°C to +85°C
  • Storage temperature: -45°C to +90°C

Specifications for fax
  • Group 3, class 1

Specifications for data:
  • GPRS class 10: max. 85.6 Kbps (downlink)
  • PBCCH support
  • Coding schemes CS 1, 2, 3, 4
  • CSD up to 14.4 kbps
  • USSD
  • Non transparent mode
  • PPP-stack

Specifications for SMS via GSM / GPRS
  • Point-to-point MO and MT
  • SMS cell broadcast
  • Text and PDU mode

Specifications for voice
  • Tricodec
     – Half rate (HR)
     – Full rate (FR)
     – Enhanced Full rate (EFR)
  • Hands-free operation
  • Echo cancellation
  • AMR
     – Half rate (HR)
     – Full rate (FR)

Interfaces
  • Interface to external SIM 3V/1.8V
  • 60 Pins Board-to-Board connector
  • Two analog audio interfaces
  • SPI/I2C interface
  • RTC backup
  • Two UART interfaces
  • Antenna connector and antenna pad