尺寸:18X18mm BK1662N芯片 單頻 北斗單模 低功耗
Features
n Build on high performance, low-power BK1661 chip set
n Ultra high Track sensitivity: -165dBm
n Concurrent reception of single-band and multi- system satellite signals
n Supports all civil GNSS signals
n Supports BDS-3 signal
n Extremely fast TTFF at low signal level
n Multipath detection and suppression
n Works with passive and active antenna
n Low power consumption: Max 31mA@3.3V
n NMEA-0183 compliant protocol or custom protocol
n Operating voltage:3.0V~5.5V
n Patch antenna size: 18x18x4mm
n Small form factor: 18.3±0.5x18.3±0.5x6.6±0.5mm
n Interface type: 5pin pads
n Operating temperature -40 ~ +85oC
n RoHS compliant (Lead-free)
Functional Description
Parameter | Specification |
Power Supply | ? Supply voltage: 3.0V~5.5V Typical: 3.3V |
Power Consumption | ? Acquisition: 25mA @VCC=VBAT=3.3V ? Tracking: 31mA @VCC=VBAT=3.3V ? Backup: 20uA @VBAT=3.3V |
GNSS engine | ? 150 tracking channels with fast search engine |
GNSS reception | ? GPS/QZSS: L1 C/A,L1C ? GLONASS: L1 ? GALILEO: E1 ? BEIDOU: B1I, B1C ? SBAS: WAAS, EGNOS, MSAS, GAGAN |
Update rate | ? GNSS:1Hz |
Position accuracy | ? GNSS: << span="">1.5m CEP ? SBAS: << span="">1.5m CEP |
Velocity & Time accuracy | ? GNSS: 0.01m/s CEP ? SBAS: 0.05 m/s ? 1PPS: 20 ns |
Time to First Fix(TTFF) | ? Hot start: 1.0 s ? Cold start: 28 s ? AGPS: 1.5s |
Sensitivity | ? Cold start: -148dBm ? Hot start: -165dBm ? Re-acquisition: -159dBm ? Tracking & navigation: -165dBm |
GNSS Operating limit | ? Velocity: 515m/s ? Altitude: 18000m |
Datum | ? Default WGS-84, User definable |
UART Port | ? UART Port: TXD and RXD ? Supports baud rate from 9600bps to 961200bps, 115200bps by default. ? NMEA 0183 Protocol Ver.4.1, BK GNSS Receiver Protocol ? Supports batch data report mode |
Temperature Range | ? Normal operation: -40°C ~ +85°C ? Storage temperature: -40°C ~ +105°C ? Humidity: 5% ~ 95% |
Physical Characteristics | ? Size: 18.3±0.5x183±0.5x6.6±0.5mm ? Weight: Approx. 7.1g |