尺寸:16X12mm VENUS827芯片 GPS+IRNSS双模
Features
n Build on high performance, low-power SkyTraq Venus 8 chip set
n Ultra high Track sensitivity: -165dBm
n L1 / L5 signal reception
n Works with NavIC, GAGAN, GPS,GLONASS
n Extremely fast TTFF at low signal level (Less than 30 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 110mA@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 |
Power Supply | • Supply voltage: 3.0V~3.6V Typical: 3.3V |
Power Consumption | • Acquisition: 110mA @VCC=V_BCKP=3.3V • Tracking: 65mA @VCC=V_BCKP=3.3V • Backup: 35uA @V_BCKP=3.3V |
Receiver Type | • Code 56 search channels ,22 synchronous tracking channels • L5 NavIC, L1 GAGAN/GPS/GLONASS C/A code Venus 8 engine |
Sensitivity | • Better than -145/-144dBm GNSS/NavIC cold-start • Better than -154/-153dBm GNSS/NavIC hot-start • Better than -155/-154dBm GNSS/NavIC re-acquisition • Better than -160/-156dBm GNSS/NavIC tracking |
Horizontal Position Accuracy (Autonomous) | • <2.5m CEP @-130 dBm; Velocity: 0.1m/sec ;Time: 12nsec |
Update Rate | • 1 / 2 / 4 / 5 / 8 / 10 Hz |
TTFF (Autonomous) | • Cold start : 30s typ @-130dBm • Warm start : 25s typ @-130dBm • Hot start : 1s typ @-160dBm |
A-GPS | • 7-day server-based AGPS • Self-aided ephemeris estimation |
Dynamic Performance | • Maximum altitude: 18,000m • Maximum velocity: 515m/s • Acceleration:4G (39.2m/sec) acceleration |
Datum | • Default WGS-84, User definable |
UART Port | • UART Port: TXD and RXD • Supports baud rate from 4800bps to 115200bps, 9600bps by default • 3.3V LVTTL level UART port for NMEA and SkyTraq output, binary or SkyTraq proper Agreement input |
Temperature Range | • Normal operation: -40°C ~ +85°C • Storage temperature: -45°C ~ +125°C • Humidity: 5% ~ 95% |
Physical Characteristics | • Size: 16±0.15 × 12.2±0.15 × 2.6±0.1mm • Weight: Approx. 2.0g |