Ultra Small Wireless GSM GPS GPRS Module SIM928A Base On PNX4851 Platform
Introduction:
SIM928A module is a compact Quad-Band GSM/GPRS-enable module base on PNX4851 platform which is also equipped with GPS technology for satellite navigation. The complete design in a SMT type makes it easy to integrate GSM/GPRS&GPS as an all-in-one solution.
Specification:
| Quad-Band GSM | 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 | (3GPP TS 27.007 and SIMCom enhanced AT Commands) |
| • SIM application toolkit |
| • Supply voltage range: | - GPRS: 3.2 ~ 4.8 V |
| - V-GPS: 2.8 ~ 4.3V |
| - VCHG: 5V |
| • Low power consumption | |
| • Dimensions: | 30*30*3.0mm |
| • Weight: | 5.3g |
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
• PPP-stack
• Integrated TCP/IP stack
Specifications for CSD data
• CSD up to 14.4 kbps
• USSD
• Non transparent mode
Compatibility
• AT cellular command interface
Specification for GPS
• Support EASYTM self-generated orbit prediction
• Support EPOTM orbit prediction
• Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS)
• Support Jamming Removing
• Integrated Low-noise amplifier
• Receiver type
- 33tracking/99 acquisition-channel GPS receiver
• Max. update rate: 10Hz
• Sensitivity1
- Tracking: -167 dBm
- Reacquisition: -157 dBm
- Cold starts: -148 dBm
• Time-To-First-Fix1,2
- Cold start: 28s
- Warm start: 26s
- Hot start: <1s
- EPO Assist: 13s(CTTFF)
• Accuracy
- Automatic Position3: <2.5m CEP
- Speed4: 0.1m/s
Interfaces
• 80-pad with SMT type
• one Interface for external SIM card :3V/ 1.8V
• two analog audio interfaces
• SPI interface
• RTC backup
• A serial interface and a debug interface for GSM/GPRS
• two serial interfaces for GPS
• charge input
Certifications
• CE
module drawing:
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