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尺寸:16X12mm 國科GK9501S芯片 GPS&北斗雙模

GT-1612-GKBD

Features

n  Build on high performance,low-power

GK9501 chip set

n  Ultra high Tracksensitivity: -165dBm

n  Extremely fast TTFF at lowsignal level

n  Built in high gain LNA

n  Low power consumption: Max45mA@3.3V

n  NMEA-0183 compliantprotocol or custom

   protocol

n  Operating voltage: 2.8V to4.3V

n  Operating temperature range:-40to85℃

n  SMD type with stamp holes

n  Small form factor: 16x12x2.6mm

n  RoHS compliant (Lead-free)

Parameter

Specification

Power Supply

?         Supply voltage:  2.8V~4.3V   Typical: 3.3V

Power Consumption

?         Acquisition:   45mA @VCC=V_BCKP=3.3V

?         Tracking:  40mA  @VCC=V_BCKP=3.3V

?         Standby:  2.0mA  @VCC=V_BCKP=3.3V

?         Backup:  20uA  @V_BCKP=3.3V

Receiver Type

?         Code 66 search channels, 22 synchronous tracking  channels

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

    SBAS: WAAS, EGNOS, MSAS, GAGAN

Sensitivity

?         Tracking:    -165dBm

?         Re-acquisition:   -156dBm

?         Acquisition:    -148dBm

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

Max Update Rate

?         Up to 10Hz,1Hz by  fault

Accuracy of 1PPS Signal

?         Typical accuracy: ±10ns

?         Time pulse width 100ms

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  NMEAoutput,GOKE proprietary  

    commandsinput and firmware upgrade

Temperature Range

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

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

Physical Characteristics

?         Size: 16±0.15 × 12±0.15 ×2.6±0.1mm

?         Weight: Approx. 0.92g


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