SIMCom presents an ultra compact and reliable wireless module-SIM900. This is a complete Quad-band GSM/GPRS module in a SMT type and designed with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions.
Featuring an industry-standard interface, the SIM900 delivers GSM/GPRS 850/900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration of 24mm x 24mm x 3 mm, SIM900 can fit almost all the space requirements in your M2M applications, especially for slim and compact demands of design.
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+
â?? Class 4 (2 W @850/ 900 MHz)
â?? Class 1 (1 W @ 1800/1900MHz)
Dimensions: 24*24*3mm
Weight: 3.4g
Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)
SIM application toolkit
Supply voltage range : 3.1 ... 4.8V
Low power consumption: 1.5mA(sleep mode)
Operation temperature: -40°C to +85 °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
Software features:
0710 MUX protocol
embedded TCP/UDP protocol
FTP/HTTP( available at late July ,2010)
FOTA ( available at July ,2010)
MMS (available at July ,2010)
Embedded AT (available at Q3,2010)
Specifications for Voice:
Tricodec
â?? Half rate (HR)
â?? Full rate (FR)
â?? Enhanced Full rate (EFR)
Hands-free operation (Echo suppression)
AMR
â?? Half rate (HR)
â?? Full rate (FR)
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
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