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 and RXD

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

•         UART port is used for  NMEAoutput, Huada proprietary  

                       commandsinput

Temperature Range

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

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

Physical Characteristics

•         Size: 18.3±0.50 × 18.3±0.20 × 4.6±0.20mm

•         Weight: Approx.11.9g