#20

General features

•Quad-Band 850/900/18001900MHz

•GPRS multi-slot class 10

•GPRS mobile station class B

•Compliant to GSM phase 2/2+

- Class 4 (2 W @ 850/900 MHz)

- Class 1 (1 W @ 1800/1900MHz)

•Control via AT commands (GSM 07.07 ,07.05 and SIMCom enhanced AT Commands)

•SIM application toolkit

•Supply voltage range:

-GPRS: 3.2 ~ 4.8 V

-GPS: 3.0 ~ 4.5V

•Low power consumption

•Dimensions: 30*30*3.2mm

•Weight:

- SIM908:5.2g

- SIM908-C:11.1g

•Operation temperature:

-40 °C to +85 °C

Specifications for SMS via GSM / GPRS

•Point-to-point MO and MT

•SMS cell broadcast

•Text and PDU mode

Specifications for audio

•Tricodec

- Half rate (HR)

- Full rate (FR)

- Enhanced Full rate (EFR)

•Hands-free operation

•Echo cancellation

Specifications for data transfer

•GPRS class 8/10: max. 85.6 kbps (downlink)

•PBCCH support

•Coding schemes CS 1, 2, 3, 4

•CSD up to 14.4 kbps

•USSD

•Non transparent mode

•PPP-stack

•Integrated TCP/IP stack

Compatibility

•AT cellular command interface

Specification for GPS

•Receiver type

- 42-channel

- GPS L1 C/A code,

- High-performance STE engine

•Sensitivity

- Tracking: -160 dBm

- Cold starts : -143 dBm

•Time-To-First-Fix

- Cold starts: 30s (typ.)

- Hot starts: 1s (typ.)

•Accuracy

-Horizontal position : <2.5m CEP

•Power consumption (GSM engine in idle mode)

- Acquisition 77mA

- Tracking 76mA

Interfaces

•80-pad with SMT type

•Interface to external SIM 3V/ 1.8V

• Dual analog audio interfaces

•SPI interface

•RTC backup

•Charge interface

•A serial interface and a debug interface for GSM/GPRS

•Debug interface for GPS NMEA information output

•Two separate antenna connectors for GSM/GPRS&GPS

Certifications

•CE

•ROHS

SIM908 GPS/ GPRS/ GSM Module

SIM908 GPS/ GPRS/ GSM Module

Rp 587.530

Deskripsi