Product Description

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 application, especially for slim and compact demand 
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+ 
-Class 4 (2 W @850/ 900 MHz) 
-Class 1 (1 W @ 1800/1900MHz) 
Dimensions: 24* 24 * 3 mm 
Weight: 7g 
Control via AT commands (GSM 07.07, 07.05 and 
SIMCOM enhanced AT Commands) 
SIM application toolkit 
Supply voltage range 3.4...4.5 V 
Low power consumption 
Normal Operation temperature: -30 ° C to +80 ° 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 

Drivers 
MUX Driver 

Specifications for Voice 
Tricodec 
- Half rate (HR) 
- Full rate (FR) 
- Enhanced Full rate (EFR) 
Hands-free operation 
(Echo suppression) 

Interface 
Interface to external SIM 3V/ 1.8V 
Analog audio interface 
RTC backup 
SPI interface 
Two Serial interfaces 
Antenna pad 
I2C 
GPIO 
PWM 
ADC 

Compatibility 
AT cellular command interface 

Approvals(planning) 
CE 
FCC 
RoHS 
PTCRB 
GCF 
AT&T 
ICASA

Details︰ GSM GPRS MPDULE

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