| |
|
|
|
|
|
Sirfstar III Low Power engine board
|
|
 |
 |
|
Built-in high performance SiRF Star III Low power chipset. |
|
Current consumption 40mA |
|
20 channels parallel. |
|
Average Cold Start in 42 seconds. |
|
-159 dBm sensitivity in tracking mode |
|
NMEA0183 compliant protocol |
|
Extreme fast TTFF at low signal level |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
General |
Accuracy |
GPS Chip |
SiRF Star III |
Position |
Frequency |
L1, 1575.42MHz |
10 meters, 2D RMS
7 meters 2D RMS, WAAS corrected
1-5 meters, DGPS corrected |
C/A Code |
1.023MHz chip rate |
Velocity |
0.1 m/sec |
Channels |
20 CH |
Time |
1ms synchronized to GPS time |
|
Datum |
|
WGS-84 |
Sensitivity |
Dynamic Conditions |
| To¡V159Bm Tracking, Superior Urban Canyon Performance |
Altitude |
<18,000 m (60,000 feet) |
Acquisition Rate |
Velocity |
<515 m/sec (1,000 knots) |
| Cold Start |
42 sec, average |
Acceleration |
<4g |
| Warm Start |
38 sec, average |
Motional Jerk |
<20 m/sec |
| Hot Start |
1 sec, average |
GPS Protocol |
| Reacquisition |
0.1sec, average |
Default: NMEA-0183, |
| Accuracy |
Snap start 2 sec, average |
GGA(1), GSA(1), GSV(5), RMC(1), VTG(1), GLL(1) |
Power |
Band rate 9600 bps, |
| Operation Power |
3.3VDC+10% |
Data bit : 8, stop bit : 1 |
| Current Consumption |
40mW |
Device Size |
| Backup Power |
3.3V |
19.0 (L) x 19.0 (W) x 2.6 (H) mm |
Environmental |
| Operating Temperatur |
- 10 ¢J to + 60 ¢J |
Accessories |
|
| Relative Humidity |
5% to 95% non-condensing |
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
 |
