Product Summary

The SIM900A is a complete Quad-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications. Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 850/900/1800/1900MHz 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 M2M application, especially for slim and compact demand of design.

Parametrics

SIM900A specifications: (1)Module slots: 8 ; (2)Mainframe voltages: ±15 VDC, ±5 VDC, +24 VDC ; (3)Current limits: 5 A (max.) for +5 VDC; 3 A (max.) for -5 VDC, ±15 VDC and +24 VDC; (4)Power limit: 70 W total of all voltages; (5)Voltage regulation: ±0.5 % ; (6)Internal timebase: 10 MHz VCXO, ±10 ppm ; (7)Host interfaces: RS-232/DCE; GPIB (optional) ; (8)Interface: RS-232, GPIB ; (9)Operating temperature: 0 ℃ to 40 ℃, non-condensing ; (10)Power requirements: 90 to 260 VAC, 47 to 63 Hz, 150 W (max.) ; (11)Dimensions: Mainframe 17.0" × 5.3" × 9.0" (WHL); Single-width module: 1.5" × 3.6" × 7.0" (WHL); Double-width module: 3.0" × 3.6" × 7.0" (WHL) ; (12)Weight (empty): 12.6 lbs.

Features

SIM900A features: (1)Quad-Band 850/ 900/ 1800/ 1900 MHz; (2)GPRS multi-slot class 10/8; (3)GPRS mobile station class B; (4)Compliant to GSM phase 2/2+: Class 4 (2 W @850/ 900 MHz); Class 1 (1 W @ 1800/1900MHz); (5)Dimensions: 24* 24 * 3 mm; (6)Weight: 3.4g; (7)Control via AT commands (GSM; (8)07.07 ,07.05 and SIMCOM enhanced AT Commands); (9)SIM application toolkit; (10)Supply voltage range 3.4 to 4.5 V; (11)Low power consumption; (12)Operation temperature: -30 ℃ to +80 ℃.

Diagrams

SIM900A pin diagram