Sim900a GSM Module

OVERVIEW:

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.

• 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)

• 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 +85 °C

• Interface to external SIM 3V/ 1.8V

• Analog audio interface

• RTC backup

• SPI interface

• Two Serial interfaces

• Antenna pad

• I2C

• GPIO

• PWM

• ADC

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