Sim840e Quad-band Gsm/gprs Module

SIM840E is a quadband Data-only GSM/GPRS solution in a SMT type which can transmitSMS, Data and Fax info with low power consumption. Its tiny size can fit in slim and compact demands of customer design.The leading industrial features of SIM840E make it ideal for Data-only applications, such as smart metering, wireless POS, etc..

General features
Quad-Band 850/900/1800/1900MHz
GPRS multi-slot class 12/10/8
GPRS mobile station class B
Compliant to GSM phase 2/2+Class 4 (2 W @ 850/900 MHz)Class 1 (1 W @ 1800/1900MHz)
Dimensions: 24* 21* 3 mm
Weight: 4g
Control via AT commands (GSM07.07 ,07.05 and SIMComenhancedAT Commands)
SIM application toolkit
Supply voltage range 3.4 ~4.5 V
Low power consumption
Operation temperature:-40~85

Specifications for Fax
Group 3, class 1

Specifications for GPRS Data
GPRS class 12: max. 85.6kbps (downlink/uplink)
PBCCH support
Coding schemes CS 1, 2, 3, 4
PPP-stack

Specifications for CSD Data
CSD up to 14.4 kbps
USSD
Non transparent mode

Specifications for SMS via GSM/GPRS
Point to point MO and MT
SMS cell broadcast
Text and PDU mode

Specifications for Software
0701 MUX Protocol
Embedded TCP/UDP

Interfaces
24 SMT pads
Interface to external SIM 3V/ 1.8V
RTC backup
Serial interface
Antenna pad
GPIO

Compatibility
AT cellular command interface