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Help CenterNew and Original GSM GPRS SIMCOM SIM900D
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Specifications
*GSM/GPRS SIM Module*Quad-band SIM module
*Single-IC: AMR926EJ-S core
*Low power consumption
*Control via AT command
SIM900D.,which is a complete Quad-Band GSM/GPRS module in a SMT 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.
Top Features
- Single-IC: AMR926EJ-S core
- SMT
- Quad-Band 2G
- GPRS Class 10/8
- SIM application toolkit
- Embedded TCP/IP
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)
- Dimensions: 33* 33 * 3 mm
- Weight: 6.2g
- Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)
- SIM application toolkit
- Supply voltage range 3.4 ... 4.5 V
- Low power consumption
- Normal operation temperature: -30 °C to +80 °C
pecifications for Fax
- Group 3, class 1
Specifications for 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
Specifications for SMS via GSM/GPRS
- Point to point MO and MT
- SMS cell broadcast
- Text and PDU mode
Drivers
- MUX Driver
Specifications for Voice
- Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
- Hands-free operation (Echo suppression)
- AMR
– Half rate (HR)
– Full rate (FR)
Interfaces
- Interface to external SIM 3.0V/ 1.8V
- analog audio interface
- RTC backup
- SPI interface
- Serial interfaces
- Embedded SIM(option)
- Antenna pad
-GPIO
- ADC
- Charge interface for Li battery
- PWM
Compatibility
- AT cellular command interface
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