SIM900A GSM Module
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Quick Overview
This 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.
Specification:
- 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: 24x24x3mm
- Weight: 3.4g
- 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)
- Operation temperature: -40°C to +85 °C
- Fax: Group 3, Class 1
- 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
- SMS
- Point to point MO and MT
- SMS cell broadcast
- Text and PDU mode
- Voice
- Tricodec
- Half rate (HR)
- Full rate (FR)
- Enhanced Full rate (EFR)
- Hands-free operation (Echo suppression)
- AMR
- Half rate (HR)
- Full rate (FR)
- Tricodec
- Firmware Support
- FOTA
- MMS
- Java (cooperate with Iasolution)
- Embedded AT
- Other features
- 0710 MUX protocol
- Embedded TCP/UDP protocol
- FTP/HTTP
- 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
- Certificates
- CE
- FCC
- ROHS
- PTCRB
- GCF
- IC
- ICASA
- REACH
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