The SIM900R is a complete Dual-band GSM/GPRS module in a SMT type, allowing you to benefit from small dimensions and cost-effective solutions.
Featuring an industry-standard interface, the SIM900R 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, SIM900R can fit almost all the space requirements in your applications, especially for slim and compact demand of design.
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General features
- 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)
- SAIC (Single Antenna Interference Cancellation)
- Dimensions: 24* 24 * 3 mm
- 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&BS-PAMFRMS= 9)
- Operation temperature: -40°C to +85 °C
Specification for fax
Specification for GPRS data
- GPRS class 10: max. 85.6 kbps (downlink)
- PBCCH support
- Coding schemes CS 1, 2, 3, 4
- PPP-stack
Specification for CSD Data
- CSD up to 14.4 kbps
- USSD
- Non transparent mode
Specification for SMS via GSM-GPRS
- Point to point MO and MT
- SMS cell broadcast
- Text and PDU mode
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Software features
- 0710 MUX protocol
- Embedded TCP/UDP protocol
Specification 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
- Serial interface
- Antenna pad
- I2C
- GPIO
- PWM
- ADC
Compatibility
- AT cellular command interface
Certifications
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