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      尺寸:45X38mm 華大8020芯片 GPS&北鬥雙模

      GGM-4538-HDBD

      Features

      n  Build on high performance, low-power

          CEC HuadaHD8020 chipset

      n  Ultra high Track sensitivity:-163dBm

      n  Extremely fastTTFF at low signal level

      n  Built in highgain LNA

      n  The built-insuper capacitor for backup

          ephemeris

      n  Low powerconsumption: Max 60mA@3.3V

      n  NMEA-0183compliant protocol or custom

          protocol

      n  Operatingvoltage: 3.3V to 5.0V

      n  Operating temperaturerange: -40to85℃

      n  Patch AntennaSize:25x25x4mm

      n  Small formfactor: 45x38x13mm

      n  Communicationtype: UART/TTL

      n  Wire interfacetype: Molex 4Pin , L=3750px

      n  RoHS compliant(Lead-free)

      Parameter

      Specification

      Power  Supply

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

      Power  Consumption

               Acquisition:  60mA @VCC=VBAT=3.3V

               Tracking:  45mA  @VCC=VBAT=3.3V

               Backup:  25uA  @VBAT=3.3V

      Receiver  Type

               Code 72 search channels

               GPS&QZSS L1 1575.42MHz C/A , Beidou B1  1561.098MHz

          SBAS: WAAS, EGNOS, MSAS, GAGAN

      Sensitivity

               Tracking:   -163dBm

               Re-acquisition:   -156dBm

               Acquisition:   -146dBm

      TTFF  (Autonomous)

               Cold start:  35s  typ @-130dBm

               Warm start:  30s  typ @-130dBm

               Hot start:  1s  typ @-130dBm

      HorizontalPosition

      Accuracy (Autonomous)

               <2.5m CEP @-130 dBm

      Update Rate

               1Hz

      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

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

               UART port is used for  NMEAoutput

      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: molex 4pin, L=3750px

               Weight: Approx.20g


      資料下載

      X-POWER-BY FNC V1.0.0 FROM 自制43