SIMCOM SIM900A
* Dual-Band 900/1800 MHz
* Control via AT commands
* SIM application toolkit
* Low power consumption
* Coding schemes: CS 1, 2, 3, 4
Availability: In stock
SIMCOM SIM900A is an ultra compact and reliable wireless module. The SIM900A is a complete Dual-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications allowing you to benefit from small dimensions and cost-effective solutions.Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz 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, SIM900A can fit almost all the space requirements in your applications, especially for slim and compact demand of design.
SIMCOM SIM900A Technical Specifications:
* Dual-Band 900/1800 MHz
* GPRS multi-slot class 10/8
* GPRS mobile station class B
* Compliant to GSM phase 2/2+
- Class 4 (2 W @ 900 MHz)
- Class 1 (1 W @ 1800MHz)
* Dimensions: 24mm x 24mm x 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 +80 °C
Specifications for Fax: Group 3, class 1
Specifications for GPRS Data:
* GPRS class 10: max. 85.6 kbps (downlink),max. 42.8 kbps (uplink)
* PBCCH (Support packet Switched Broadcast Control Channel) 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
* FOTA
* MMS
* Embedded AT
Specifications for Voice
* Tricodec
- Half rate (HR)
- Full rate (FR)
- Enhanced Full rate (EFR)
* Hands-free operation (Echo suppression)
* Adaptive Multi Rate (AMR)
– Half rate (HR)
– Full rate (FR)
Interfaces
* 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
Certificates:
- ROHS
- TA
- REACH