SIMCOM SIM928A

* Quad-Band GSM 850/900/18001900MHz


* Low power consumption


* Support SMS, Audio, GPS


* Control via AT commands

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$79.00

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Details
Details

SIMCOM 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.

 

SIMCOM SIM928A Technical Specifications:

* 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

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