SIM900 SIMCOM Ethernet

SIM900 Overview

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 ARM926EJ-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 compactdemands 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)
• SAIC (Single Antenna Interference Cancellation)support
• Dimensions: 24* 24 * 3 mm
• Weight: 3.4g

• Control via AT commands (GSM 07.07 ,07.05 andSIMCOM

enhanced AT Commands)

• SIM application toolkit
• Supply voltage range : 3.2 ... 4.8V
• Low power consumption: 1.0mA(sleep mode&BS-PAMFRMS=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
• 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
• 0710 MUX protocol
• Embedded TCP/UDP protocol
• FTP/HTTP

Special firmware
• Embedded AT
• FOTA
• MMS

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
• 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

Certifications
• CE
• FCC
• GCF
• PTCRB
• IC
• ICASA
• ROHS
• REACH
• NCC
• Anatel
• A-TICK
• ATEX

Carrier Approvals
• Rogers
• Oranges
• AT&T
• Vodafone
• Deuts Telecom
• Telia Sonera
• TIM
• GMA