Product Description
SIMCom presents a compact and reliable wireless module-SIM900B which is compatible with the module-SIM300/340 and SIM340E.This is a complete Quad-band GSM/GPRS module is a B2B 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 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: 40* 33* 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
Software features
0710 MUX protocol
FTP/HTTP(available at July.2010)
Specifications for Voice
Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
Hands-free operation
（Echo suppression）
Interface
60 PIN Board-to-hoard connector
Interface to external SIM 3V/ 1.8V
Two analog audio interface
RTC backup
SPI interface
Serial interface
Embedded SIM(option)
Embedded SIM Holder (option)
GPIO
PWM
ADC
Antenna connector
Compatibility
AT cellular command interface
Approvals（on going）
CE
FCC
ROHS
PTCRB
GCF
AT&T
ICASA
IC
TA
Product Image
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