SimCom GSM Sim 900a Module

  •   Karachi, Pakistan
Rs. 2,500

SIM900A is an ultra-compact and reliable wireless module. It is a Dual-band GSM/GPRS module in a SMT type and is great for wireless 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.

General features:

1. Dual-Band 900/ 1800 MHz
2. GPRS multi-slot class 10/8
3. GPRS mobile station class B
4. Compliant to GSM phase 2/2+
5. Class 4 (2 W @900 MHz)
6. Class 1 (1 W @ 1800MHz)
7. Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)
8. SIM application toolkit
9. Supply voltage range : 3.1 ... 4.8V
10. Low power consumption: 1.5mA(sleep mode)
11. Operation temperature: -40°C to +85 °C


1. Interface to external SIM 3V/ 1.8V
2. analog audio interface
3. RTC backup
4. SPI interface
5. Two Serial interfaces
6. Antenna pad
7. I2C
9. PWM
10. ADC

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