SiRF Star III with its compact size (40.5mm * 35 mm * 10mm) suitable for space-sensitive application.
Feature
1. SiRF Star III high performance GPS Chipset
2. Very high sensitivity (Tracking Sensitivity: -159 dBm)
3. Extremely fast TTFF (Time To First Fix) at low signal level
4. Compact size (40.5mm * 35 mm * 10mm) suitable for space-sensitive application
5. Support NMEA 0183 and SiRF binary protocol
6. Build-in SuperCap to reserve system data for rapid satellite acquisition.
7. Cold start under 40 seconds, average
8. Hot start under 1 seconds, average
9. Support all types of connectors: MCX, SMA, SMB and other OEM indicated types.
10. WAAS ENGOS is supported.
| Specification |
Chipset SiRF StarⅢ
Frequency L1, 1575.42 MHz
C/A code 1.023 MHz chip rate
Channels 20 channel all-in-view tracking
Sensitivity -159 dBm
Accuracy
Position 10 meters, 2D RMS
5 meters, 2D RMS, WAAS enabled
Velocity 0.1 m/s
Time 1us synchronized to GPS time
Datum
Default WGS-84
Acquisition Time
Reacquisition 0.1 sec., average
Hot start 1 sec., average
Warm start 38 sec., average
Cold start 42 sec., average
Dynamic Conditions
Altitude 18,000 meters (60,000 feet) max
Velocity 515 meters /second (1000 knots) max
Acceleration Less than 4g
Jerk 20m/sec **3
Power
Main power input 3.8V ~ 6.5V DC input
Power consumption 75mA (Continuous mode)
30mA (Trickle power mode) Interface
Baud rate 4,800 to 57,600 bps adjustable
Output message SiRF binary or
NMEA 0183 GGA, GSA, GSV, RMC, VTG, GLL
Environmental
Operating Temp -40℃ to +85℃ |
