SIM508/548 Simcom Module

>Physical features: >Overall dimensions: 34mm x 55mm x 3.0mm >Weight: approx.12g >Normal operation temperature: -20� to +55� >Restricted operation temperature: -30� to -20� and +55� to +80� >Storage temperature: -40� to +85� >GSM/GPRS specifications: >Tri-Band 900/1800/1900MHz or Quad-Band 850/900/1800/1900MHz >GPRS multi-slot class 10/8 >GPRS mobile station class B >Compliant to GSM phase 2/2+ -Class 4(2W , GSM 900MHz) -Class 1(1W , GSM 1800/GSM1900MHz) >Control via AT commands (GSM 07.07 and 07.05 and SIMCom enhanced AT commands) >SIM application tool kit >Low power consumption >Supply voltage range: 3.4V - 4.5V >Specifications for GPS: >Receiver 20 channels, L1 1575.42MHz, C/A code 1,023MHz chip rate >Accuracy Position 10 m CEP, without SA/Velocity 0.1m/s, without SA/Time 1μs synchronized to GPS time >DGPS accuracy 1 to 5m, typical, 0.05m/s, typical >Date WGS-84 >Acquisition rate (TTFF defined at 95% of first position local station), Hot start < 1s, average, open sky; Warm start < 38s, average, open sky; Cold start < 42s, average, open sky >Operating voltage 3.3V DC �% >Low power consumption about 160mW at 3.3V (Full power) Protocols, NMEA-0183; SiRF binary; RTCM SC-104 >Crystal oscillator (TCXO), temperature compensated with frequency stability of �.5ppm >Memory: On-chip 4Mbit FLASH and 1Mbit SRAM