SIM900A GSM Module

This is an ultra compact and reliable wireless module. The SIM900A is a complete Dual-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications allowing you to benefit from small dimensions and cost-effective solutions.Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption.

Specification:

• Dual-Band 900/ 1800 MHz
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
  • Class 4 (2 W @ 900 MHz)
  • Class 1 (1 W @ 1800MHz)
• Dimensions: 24x24x3mm
• Weight: 3.4g
• Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)
• SIM application toolkit
• Supply voltage range : 3.2 … 4.8V
• Low power consumption: 1.0mA(sleep mode)
• Operation temperature: -40°C to +85 °C
• Fax: Group 3, Class 1
• 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
• SMS
  • Point to point MO and MT
  • SMS cell broadcast
  • Text and PDU mode
• Voice
  • Tricodec
    • Half rate (HR)
    • Full rate (FR)
    • Enhanced Full rate (EFR)
  • Hands-free operation (Echo suppression)
  • AMR
    • Half rate (HR)
    • Full rate (FR)
• Firmware Support
  • FOTA
  • MMS
  • Java (cooperate with Iasolution)
  • Embedded AT
• Other features
  • 0710 MUX protocol
  • Embedded TCP/UDP protocol
  • FTP/HTTP
• Interfaces
  • Interface to external SIM 3V/ 1.8V
  • Analog audio interface
  • RTC backup
  • SPI interface (option)
  • Serial interface
  • Antenna pad
  • I2C
  • GPIO
  • PWM
  • ADC
• Compatibility: AT cellular command interface
• Certificates
  • CE
  • FCC
  • ROHS
  • PTCRB
  • GCF
  • IC
  • ICASA
  • REACH