尺寸:45X38mm 國科GK9501S芯片 GPS﹠GLONASS雙模 RS232通訊
Features
n Build on high performance, low-power
GK9501chip set
n Ultra high sensitivity: -165dBm
n Built in high gain LNA
n Low power consumption:Max45mA@3.3V
n NMEA-0183 compliant protocol
n Operating voltage: 3.3V--5.5V
n Operating temperature range:-40to85℃
n Patch Antenna Size: 25x25x4mm
n Small form factor: 45x38x13.8mm
n Communication type: UART/TTL
n Wire interface type: 4-pin Micro TCA L=300cm
n RoHS compliant (Lead-free)
Parameter | Specification |
Power Supply | ? Supply voltage: 3.3V~5.5V Typical: 3.3V |
Power Consumption | ? Acquisition: 45mA @VCC=VBAT=3.3V ? Tracking: 40mA @VCC=VBAT=3.3V ? Backup: 20uA @VBAT=3.3V |
Receiver Type | ? Code 66 search channels ,22 synchronous tracking channels ? GPS&QZSS L1 1575.42MHz C/A , GLONASS L1OF 1602MHz, SBAS: WAAS, EGNOS, MSAS, GAGAN |
Sensitivity | ? Tracking: -165dBm ? Re-acquisition: -156dBm ? Acquisition: -147dBm |
TTFF (Autonomous) | ? Cold start: 35s typ @-130dBm ? Warm start: 30s typ @-130dBm ? Hot start: 1s typ @-130dBm |
Horizontal Position Accuracy (Autonomous) | ? Dynamic: < 10m CEP @-130 dBm ? Static state: < 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 |
RS232 Port | ? RS232 Port:RS232_ TXD and RS232_RXD ? Supports baud rate from 4800bps to 115200bps, 9600bps by default ? UART port is used for NMEA output, GK proprietary commands input and firmware upgrade |
Temperature Range | ? Normal operation: -40°C ~ +85°C ? Storage temperature: -45°C ~ +125°C |
Physical Characteristics | ? Size: 45±0.50 × 38±0.50 ×13.8±0.50mm ? Wire interface type: DC 4-Pin , L=300cm ? Weight: Approx.80g |