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General |
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GPS technology: MTK GPS chipset |
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Frequency: L1,1575.42MHZ |
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C/A Code: 1.023MHZ chip rate |
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Channels: 32 channels all in view searching |
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Sensitivity: Batter than -159dBm |
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Receiver Accuracy(Follow MTK chip specification) |
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Position: Without aid:3.0 M 2D-RMS |
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DGPS(WAAS, EGNOS, MSAS, RTCM):2.5 M |
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Velocity: Without aid:0.1 M/sec |
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Time: 0.1 microsecond. Sync GPS time |
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Datum |
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Datum: WGS84(Default) total 219 datum’s |
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Time to First Fix(Follow MTK chip specification) |
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Hot start: 1 sec average |
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Warm start: 33 sec average |
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Cold start: 36 sec average |
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Reacquisition: ＜1sec |
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Protocol |
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GPS Output Data: NMEA0183(v3.1)- GGA,GLL,GSA,GSV,RMC,VTG
Support Baud rate 4800/9600/…./115200 bps (default 4800),
Data bit:8,Stop bit:1 |
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Update Rata: 1Hz(default) |
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Protocol Support: NMEA-0183 |
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1PPS: Enable(1Hz pulse 10% duty cycle) |
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Limitations |
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Acceleration Limit: ＜4G |
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Altitude Limit: ＜18000 meters |
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Velocity Limit: ＜515 M/sec |
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Jerk Limit: 20 M/sec3 |
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Power |
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Operation Current: Acquisition:65 mA@3.3V |
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Operation Current: Tracking:＜45mA@3.3V |
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DC Input Range: VCC 3.0~5.0V |
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VBAT 3.0~5.0V |
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Processing Core |
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Processor Type: ARM7EJ-S |
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Processor Speeds: 48 MHz |
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Integrated program Flash: 4 MHz |
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Interface: CMOS 2.85 V Level |
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Temperature |
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Operating: -40℃ to 85℃ |
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Storage: -40℃ to 125℃ |
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Operating Humidity: 5% to 95,No condensing |
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Physical |
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Dimension: 13 x 15 x 2.2 mm.(W x D x H) |
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Weight:2g. |
