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SIM908C GPS + GSM/ GPRS Module

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SIM908C module is a complete Quad-Band  GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS 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.

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: 50*33*4.5 mm
• 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

Số ký tự được gõ là 250

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