PRODUCT OVERVIEW
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 in 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
SIM900B delivers GSM/GPRS 850/900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. SIM900B can fit almost all requirements in your M2M
applications.
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) support
•
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 :3.2 ... 4.8V
•Low power consumption: 1.0mA(sleep mode&BS-PA- MFRMS=9 )
•
Operation temperature: -40 °C to +85 °C
Specifications for Fax
•
Group 3, class 1
Specifications for GPRS Data
•
GPRS class 10: max. 85.6 kbps (downlink)
•
PBCCH support
•
Coding schemes CS 1, 2, 3, 4
•
PPP-stack
Specifications for CSD Data
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CSD up to 14.4 kbps
•
USSD
•
Non transparent mode
Specifications for SMS via GSM/GPRS
•
Point to point MO and MT
•
SMS cell broadcast
•
Text and PDU mode
Software features
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0710 MUX protocol
•
embedded TCP/UDP protocol
•
FTP/HTTP
Enhanced version add following features:
•
FOTA ( available at Q3 2010)
•
MMS (available at Q3 2010)
•
Embedded AT (available at Q3 2010)
Specifications 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
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60 PIN Board-to-board connector
•
Interface to external SIM 3V/ 1.8V
•
Two analog audio interface
•
RTC backup
•
SPI interface
•
Serial interface
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SIM Card
–
Option1: SIM Holder
–
Option 2:Embedded SIM
•
Keypad
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GPIO
•
PWM
•
ADC
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Antenna connector
Compatibility
•
AT cellular command interface
Approvals (on going)
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CE
•
FCC
•
ROHS
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PTCRB
•
AT&T
Post by Ritika Kataria Telecommunications @2012-04-05 19:00:27