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MODULE SIM908

MODULE SIM908

MODULE SIM908

SIM908 GSM/GPRS + GPRS module

SIM908 module is a complete Quad-Band  GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS in a SMT package will  significantly save both time and costs  for customers to develop GPS enabled applications.
Featuring an industry-standard interface and GPS function, it allows variable assets to be tracked seamlessly at any location and anytime with signal coverage.

 

General features

  • Quad-Band 850/900/18001900MHz
  • GPRS multi-slot class 10
  • GPRS mobile station class B
  • Compliant to GSM phase 2/2+
    • Class 4 (2 W @ 850/900 MHz)
    • Class 1 (1 W @ 1800/1900MHz)
  • Control via AT commands (GSM 07.07 ,07.05   and SIMCom enhanced AT Commands)
  • SIM application toolkit
  • Supply voltage range:
    • GPRS: 3.2 ~ 4.8 V
    • GPS: 3.0 ~ 4.5V
  • Low power consumption
  • Dimensions: 30*30*3.2mm
  • Weight:
    • SIM908:5.2g
    • SIM908-C:11.1g
  • Operation temperature: -40 °C to +85 °C
  • Specifications for SMS via GSM / GPRS
  • Point-to-point MO and MT
  • SMS cell broadcast
  • Text and PDU mode

Specifications for audio

  • Tricodec
    • Half rate (HR)
    • Full rate (FR)
    • Enhanced Full rate (EFR)
  • Hands-free operation
  • Echo cancellation

Specifications for data transfer

  • GPRS class 8/10: 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
  • Integrated TCP/IP stack
Compatibility

  • AT cellular command interface

Specification for GPS

  • Receiver type
    • 42-channel
    • GPS L1 C/A code,
    • High-performance STE engine
  • Sensitivity
    • Tracking:               -160 dBm
    • Cold starts :           -143 dBm
  • Time-To-First-Fix
    • Cold starts:           30s (typ.)
    •  Hot starts:               1s (typ.)
  • Accuracy
    • Horizontal position : <2.5m CEP
  • Power consumption (GSM engine in idle mode)
    • Acquisition           77mA
    • Tracking               76mA
Interfaces
  • 80-pad with SMT type
  • Interface to external SIM 3V/ 1.8V
  • Dual analog audio interfaces
  • SPI interface
  • RTC backup
  • Charge interface
  • A serial interface and a debug interface for  GSM/GPRS
  • Debug interface for GPS NMEA information output
  • Two separate antenna connectors for GSM/GPRS&GPS
Certifications
  • CE
  • ROHS

Document Name Document Type Updated Download
SIM908_AT Command Manual_V1.02 AT Command 2011-12-21  Download
SIM908_SIM548C_ATC_Comparison_V1.00 AT Command 2011-07-21  Download
SIM908_FCC_Grant Certificate 2011-10-17  Download
SIM908_FCC_Test Report Certificate 2011-10-17  Download
SIM908_CE_Certificate Certificate 2011-09-02  Download
SIM908-C_HD_V1.02 Hardware Design 2012-02-23  Download
SIM908_Hardware Design_V1.08 Hardware Design 2012-02-23  Download
SIM908_SIM5320_HD_Comparison_V1.00 Hardware Design 2011-07-21  Download
SIM908-C_SIM548C_HD_Comparison_V1.00 Hardware Design 2011-07-21  Download
SIM908_Specification_V1106 Specification 2011-07-21  Download
SIM908_EVB kit_User Guide_V1.00 User Guide 2011-10-31  Download

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