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    尺寸:45X38mm 國科GK9501S芯片 GPS單模

    GGM-4538-GK

    Features

    n  Build on high performance, low-power

         GK9501chipset

    n  Ultra high Tracksensitivity: -165dBm

    n  Extremely fastTTFF at low signal level

    n  Built in highgain LNA

    n  The built-insuper capacitor for backup

        ephemeris

    n  Low powerconsumption: Max 45mA@3.3V

    n  NMEA-0183compliant protocol or custom

        protocol

    n  Operatingvoltage: 3.0V to 5.0V

    n  Operatingtemperature range: -40to85℃

    n  Patch AntennaSize:25x25x4mm

    n  Small formfactor: 45x38x13mm

    n  Communicationtype: UART/TTL

    n  Wire interfacetype: XH2.0mm spacing terminal, 4Pin, L=5000px

    n  RoHS compliant(Lead-free)

    Parameter

    Specification

    Power Supply

             Supply voltage:  3.0V~5.0V   Typical: 3.3V

    Power Consumption

             Acquisition:   45mA @VCC=VBAT=3.3V

             Tracking:  40mA  @VCC=VBAT=3.3V

             Backup:  15uA  @VBAT=3.3V

    Receiver Type

             Code 66 search channels, 22 synchronous tracking  channels

    GPS&QZSS L1  1575.42MHz C/A

    Sensitivity

             Tracking:   -165dBm

             Re-acquisition:   -156dBm

             Acquisition:   -146dBm

    TTFF (Auto In Flash)

             Cold start:  15s   typ @-130dBm

             Warm start:  10s   typ @-130dBm

             Hot start:  1s   typ @-130dBm

    HorizontalPosition

    Accuracy  (Autonomous)

             <2.5m  CEP @-130 dBm

    Max Update Rate

             Up to 10Hz,1Hz by  fault

    Accuracy of 1PPS Signal

             not enabled

    Acceleration  Accuracy

             Without  aid: 0.1m/s²

    Dynamic Performance

             Maximum  altitude: 18,000m

             Maximum  velocity: 515m/s

             Acceleration:  4G

    UART Port

             UART Port: TXD and RXD

             Supports baud rate  from 4800bps to 115200bps, 9600bps by default

             UART port is used for  NMEA output, GK proprietary

        commandsinput and firmware upgrade

    Temperature Range

             Normal  operation: -40°C ~ +85°C

             Storage  temperature: -45°C ~ +125°C

    Physical  Characteristics

             Size:  45±0.20×38±0.20×13±0.50mm

             Connecting  line specifications:XH2.0mm spacing terminal, 4Pin, L=200cm

             Weight:  Approx.20g


    資料下載

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