User's Manual
SIM800 Document
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SIM800 User Manual
1. SIM800 Description
1.1. Summarize
SIM800 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. CPU clock is based on 26MHz crystal. The main IC includes MT6260D and RF7196.
1.2. Feature
● Quad-Band 850/900/1800/1900MHz
● GPRS multi-slot class 12
● GPRS mobile station class B
● Bluetooth output power class 1
● Bluetooth v3.0 with data rates 3.0Mbps
● Compliant to GSM phase 2/2+
– Class 4 (2 W @ 850/900 MHz)
– Class 1 (1 W @ 1800/1900MHz)
● Dimensions: 24*24*3 mm
● Weight: 3.14 g
● Control via AT commands (3GPP TS 27.007, 27.005 and SIMCom enhanced AT Commands)
● Supply voltage range 3.6~4.2 V
● Low power consumption
● Operation temperature:-30~80℃
● 68 SMT pads include
– Interface to external SIM 3V/1.8V
– Analog audio interface
– RTC backup
– Serial interface
– USB interface
– Keypad interface
– LCD interface
– Antenna pad
– PCM
– GPIO
– ADC