User's Manual

Smart Machine Smart Decision
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1. SIM800C Description
1.1. Summarize
SIM800C designed by SIMCom is a quad band module which supports GSM/GPRS. The baseband circuit is
based on MTK and RF circuit is based on RFMD. It works at quad bands------GSM850, EGSM900, DCS1800,
and PCS1900. The main IC include MT6261M and RF7198.
1.2. Feature
● Quad-band 850/900/1800/1900MHz
● GPRS multi-slot class 12/10
● GPRS mobile station class B
● Compliant to GSM phase 2/2+
● –Class 4 (2 W @ 850/900MHz)
● –Class 1 (1 W @ 1800/1900MHz)
● Dimensions: 17.6*15.7*2.3mm
● Weight: 1.3g
● Control via AT commands (3GPP TS 27.007, 27.005 and SIMComenhanced AT Commands)
● Supply voltage range 3.6 ~ 4.2V
● Low power consumption
● Operation temperature:-30℃~80℃
● 42 SMT pins including
– Analog audio interface
– RTC backup
– USB interface
– Serial interface
– Interface to external SIM 3V/1.8V
– GPIO
– ADC
– GSM Antenna pad