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BizVerify |
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| Kaise Technology Co. Limited |
| Verified By : SMR(HK) |
| Verified Date : 2011-06-14 |
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| GSM/GPRS+GPS MODULE--SIM548C |
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| Model No.︰ | SIM548C |
| Brand Name︰ | SIMCOM |
| Country of Origin︰ | China |
| Unit Price︰ | - |
| Minimum Order︰ | - |
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SIM548C module is a compact Quad-Band GSM/GPRS-enabled module that is also equipped with GPS technology for satellite navigation. The compact design of the SIM548C makes it easy to integrate GSM/GPRS & GPS as an all-in-one solution. You will save significantly both time and cost for the integration of additional hardware components.
Featuring an industry-standard interface and GPS function, the combination of both technologies allows goods, vehicles and people to be tracked seamlessly at any location and anytime.
General features
• Quad-Band GSM 850/900/1800/1900MHz
• GPRS multi-slot class 10
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
- Class 4(2W @ GSM850/900MHz)
- Class 1(1W @ GSM1800/1900MHz)
• Control via AT commands (GSM 07.07 and 07.05 and SIMCom enhanced AT commands)
• SIM application tool kit
• Low power consumption
• Supply voltage range 3.4…4.5 V
• Normal operation temperature: -30°C to +80°C
• Restricted operation temperature: -30°C to -40°C and +80°C to +85°C
• Storage temperature: -45°C to +90°C
• Dimension: 50mm x 33mm x 8.8mm
Specifications for GPS
• Receiver 20 channels, L1 1575.42 MHz, C/A code 1,023 MHz chip rate
• Accuracy Position 2.5 m CEP
–without SA/Velocity 0.1 m/s,
–without SA/Time 1 μs synchronized to GPS time
• Position with DGPS/SBAS: 2.0 CEP
• Date WGS-84
• Acquisition rate (TTFF defined at 95% of first position local station)
– Hot start < 1 s, average, open sky
– Warm start: 35 s, average, open sky
– Cold start: 35 s, average, open sky
• Support AGPS
• Operating voltage 3.3 V DC ±5%
• Low power consumption 160mW at 3.3 V (full power)
• Protocols
– NMEA-0183
– SiRF binary
– RTCM SC-104
• Crystal oscillator (TCXO), temperature compensated with frequency stability of ±0.5 ppm
• Memory 4 Mb flash and 1Mb SRAM
Interfaces
• 60-pin DIP connector
• Interface to external SIM 3V or 1.8V
• Dual analog audio interface
• AT commands via serial interface
• Embedded SIM card holder
• LCD Interface
• RTC Backup
• Charge interface
• Serial interface and Debug interface
• Dual serial interfaces for GPS
• Two separate antenna connectors for GSM/GPRS & GPS and two antenna pads for GSM/GPRS & GPS
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