SIMCOM SIM908
* Quad-Band 850/900/1800/1900 MHz
* Control via AT commands
* Low power consumption
* 80-pad with SMT type
* Support GPS, Invoice, SMS functions
Availability: In stock
Product Downloads
SIMCOM SIM908 module is a complete Quad-Band GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS in a SMT package will significantly save both time and costs for customers to develop GPS enabled applications.
Featuring an industry-standard interface and GPS function, it allows variable assets to be tracked seamlessly at any location and anytime with signal coverage.
SIMCOM SIM908 Technical Specifications:
* Quad-Band 850/900/1800/1900 MHz
* 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)
* Dimensions: 30 x 30 x 3.2 mm
* Weight: 5.2 g
* 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
* Operation temperature: -40°C to +85 °C
* Specifications for Fax: Group 3, class 1
* Specifications for Data transfer
- GPRS class 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
* Specifications for SMS via GSM/GPRS
- Point to point MO and MT
- SMS cell broadcast
- Text and PDU mode
* 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
* Specifications for Voice
- Tricodec: Half rate (HR), Full rate (FR), Enhanced Full rate (EFR)
- Echo cancellation
- Hands-free operation (Echo suppression)
* Interfaces
- 80-pad with SMT type
- Interface to external SIM 3V/ 1.8V
- Dual analog audio interfaces
- RTC backup
- SPI interface
- Serial interface and a debug interface for GSM/GPRS
- Debug interface for GPS NMEA information output
- Two separate antenna connectors for GSM/GPRS&GPS
* Compatibility
- AT cellular command interface
* Certifications:
- CE
- ROHS