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尺寸:18X18mm 泰斗芯片 GPS&北斗双模 带电池

GAM-1818B-TDBD

Features

n Build on high performance, low-power

    Taidou TD1030 GNSS chip set

n Ultrahigh Track sensitivity: -163dBm

n Extremelyfast TTFF at low signal level

n Builtin high gain LNA

n Lowpower consumption: Max 25mA@3.3V

n NMEA-0183compliant protocol

n Operatingvoltage: 3.3V to 5.0V

n Operatingtemperature range: -40to85℃

n PatchAntenna Size:18mmX18mmX4(h)mm

n Smallform factor: 18.5x18.6x7.2mm

n  Communicationtype: UART/TTL

n RoHScompliant (Lead-free)

Parameter

Specification

Power  Supply

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

Power  Consumption

         Acquisition:  25mA @VCC=VBAT=3.3V

         Tracking:  20mA  @VCC=VBAT=3.3V

         Backup:  15uA  @VBAT=3.3V

Receiver  Type

         Code 56 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:   -148dBm

TTFF

         Cold start(Autonomous):   35s  typ @-130dBm

         Warm start (Autonomous):   30s  typ @-130dBm

         Hot start (Autonomous):   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 and RXD

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

         UART port is used for  NMEAoutput, Taidou proprietary  

    commandsinput

Temperature Range

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

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

Physical Characteristics

         Size: 18.5±0.20 × 18.6±0.20 ×7.2±0.20mm

         Weight: Approx.6.8g


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