尺寸:16X12MM 华大8040双频高精度芯片 四模+双频模块
Features
n Build on high performance, low-power HD 804X chip set
n Ultra high Track sensitivity: -165dBm
n Concurrent reception of multi-band and multi-system satellite signals
n Supports all civil GNSS signals
n Supports BDS-3 signal: B1C, B2a and B3I
n Extremely fast TTFF at low signal level (Less than 28 second cold start TTFF & 1 second hot start).
n Multipath detection and suppression
n Works with passive and active antenna
n Low power consumption: Max 40mA@3.3V
n NMEA-0183 compliant protocol or custom protocol
n Operating voltage:3.0V to 3.6V
n SMD type with stamp holes
n Small form factor: 16x12x2.6mm
n Operating temperature -40 ~ +85ºC
n RoHS compliant (Lead-free)
Parameter | Specification |
GNSS engine | • BDS-III GNSS engine Total 136 channels & DSP accelerator |
GNSS reception | • GPS/QZSS: L1 C/A, L1C, L2C, L5, L6 • BDS: B1C, B1I, B2a, B2I, B3I • GLONASS: L1, L2 • Galileo: E1, E5, E6 • IRNSS: L5 • SBAS: WAAS, EGNOS, MSAS, GAGAN, SDCM |
Update rate | • GNSS20Hz Maximum |
Position accuracy | • GNSS2.5m CEP • SBAS2.0m CEP • D-GNSS<1.0m CEP |
Velocity & Time accuracy | • GNSS0.1m/s CEP • SBAS0.05 m/s • D-GNSS0.05 m/s • 1PPS 25 ns |
Time to First Fix(TTFF) | • Hot start1 sec • Cold start28 secs |
Sensitivity | • Cold start-148dBm • Hot start-155dBm • Reacquisition-158dBm • Tracking & navigation-162dBm |
GNSS Operating limit | • Velocity515m/s • Altitude18,000m |
Datum | • Default WGS-84, User definable |
UART Port | • UART Port: TXD and RXD • Supports baud rate from 4800bps to 115200bps. • NMEA 0183 Protocol Ver. 4.00/4.10,Cynosure GNSS Receiver Protocol |
Temperature Range | • Normal operation: -40°C ~ +85°C • Storage temperature: -55°C ~ +100°C • Humidity: 5% ~ 95% |
Physical Characteristics | • Size: 16±0.15 × 12.2±0.15 × 2.6±0.1mm • Weight: Approx. 2.0g |