SIMCom SIM900TE adapter board

General features

• Quad-Band 850/ 900/ 1800/ 1900 MHz
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
  – Class 4 (2 W @850/ 900 MHz)
  – Class 1 (1 W @ 1800/1900MHz)
• SAIC (Single Antenna Interference Cancellation)
• Dimensions: 24* 24 * 3 mm
• 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&BS-PA-MFRMS=9) 
• Operation temperature: -40°C to +85 °C

Specification for Fax

• Group 3, class 1

Specification for GPRS Data

• GPRS class 10: max. 85.6 kbps (downlink)
• PBCCH support
• Coding schemes CS 1, 2, 3, 4
• PPP-stack

Specification for CSD Data

• CSD up to 14.4 kbps
• USSD
• Non transparent mode

Specification for SMS

• Point to point MO and MT
• SMS cell broadcast
• Text and PDU mode

Software features

• 0710 MUX protocol
• Embedded TCP/UDP protocol
• FTP/HTTP
• FOTA
• MMS
• Embedded AT

Specification for Voice

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

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

Approvals

• CE, FCC, RoHS, PTCRB, GCF
  IC, ICASA, TA, REACH, OCD, AT&T