尺寸:16X12mm VENUS827芯片 GPS+IRNSS雙模
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 |