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    General
    (Follow MTK chip specification)
    GPS technology
    MTK GPS chipset
    Frequency
    L1,1575.42MHZ
    C/A Code
    1.023MHZ chip rate
    Channels
    66 parallel searching, 22 tracking channels
    Sensitivity
    - 165 dBm (Tracking)
    Receiver Accuracy
    (Follow MTK chip specification)
    Position
    Without aid: 3.0 M 2D-RMS
    DGPS(WAAS, EGNOS, MSAS, RTCM): 2.5 M
    Velocity
    Without aid:0.1 M/sec
    Datum
    WGS84(Default) total 219 datum’s
    Time to First Fix
    (Follow MTK chip specification)
    Hot start
    < 1 sec.
    Warm start
    < 33 sec.
    Cold start
    < 35 sec.
    Reacquisition
    1 sec.
    Protocol
     
    GPS Output Data
    Default
    NMEA output: RMC,VTG,GSA(5),GSV(5),GGA
    Baud rate:115200

     Support
     NMEA0183(V3.01)-GGA,GLL,GSA,GSV,RMC,VTG
     Baud rate 4800/9600/…./115200 bps
     Data bit:8 , Stop bit:1, No parity.

    Update Rata
    1Hz(default)
    Protocol Support
    NMEA-0183
    1PPS
    Enable(1Hz pulse 10% duty cycle)
    Limitations
    (Follow MTK chip specification)
    Acceleration Limit
    4G
    Altitude Limit
    18000 meters
    Velocity Limit
    515 M/sec
    Jerk Limit
    20 M/sec3
    Power
     
    Operation Current
    Acquisition≒42 mA@3.3V
    Operation Current
    Tracking≒32 mATyp@3.3V
    DC Input Range
    VCC_IN3.0 ~ 4.3V
    V_BAT2.7 ~ 4.2V
    Active Antenna ProtectionCurrent Range
    3mA ~ 20mA
    Interface level
    CMOS 2.8 V Level
    Temperature
     
    Operating Temperature
    -30℃ to +85℃.
    Storage Temperature
    -40℃ to +90℃.
    Operating Humidity
    5% to 95%, Non condensing
    Physical
     
    Dimension
    16 * 12.2 * 2.4 mm.
    Weight
    1.6g

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