The best choice superior GPS application: The GPS engine board is ideal for OEM/ODM System Bundling. With high reliability and accuracy, the engine board is superior GPS module for enabling value-added function of GPS.
Feature:
1. Within SiRF Star II/LP Low Power chipset
and high performance of 12 channels.
2. SingleSat updates in reduced visibility.
3. Superior urban canyon performance.
4. FoliageLock for weak signal tracking.
5. Supported wide range input power supply.
6. Support standard NMEA 0183 and SiRF binary protocol.
7. 2 Serial ports interface for GPS and DGPS data
(RTCM 104 Format) accessing.
8. Real-time Differential correction by WAAS enable.
9. Advanced TricklePower mode for power saving.
10. Built-in optional SuperCap to reserve system data
for rapid satellite acquisition.
11. Supported various types of antenna connector:MCX,
SMA, SMB, other OEM specified connector.
12. Serial port, output level on TTL or RS232 level.
| Phased Out! But, possible for OEM/ODM request! |
| Specification |
Output Messages NMEA0183 V2.2 protocol, and supports command: GGA,GSA,GSV,RMC,GLL,VTG
Hot Start 8 sec.,average
Warm start 38 sec.,average
Cold Start 45 sec., average
Acceleration Limit < 4g
Altitude Limit 18,000m(60000 feet)Max
Re-acquisition 100ms
Velocity Limit 515meters/sec(1000 knots)Max
Jerk Limit 20 m/sec**3
Horizontal Accuracy 15m 2d RMS without SA
5m 2d RMS WAAS enabled
1~ 5m DGPS corrected
Vertical Accuracy 40m 95%(SA off)
5m WAAS enabled
Velocity Accuracy 0.1m/sec 95%(SA off )
Time Accuracy 1us synchronized to GPS time
Datum WGS84
Dimension 71mm* 41mm* 9mm
Power consumption 60mA typical, trickle power mode 25mA
Storage Temperature -40°C~85°C
Operation Temperature -40°C~80°C
Humidity Up to 95% non-Condensing |
Features:
The ET-312 is a compact, high performance, low power consumption GPS engine board. It uses the SiRF Star III GPS chipset which can track up to 20 satellites at a time, and can perform extremely fast TTFF in weak signal environments. The ET-312 is suitable for:
• Automotive navigation
• Personal positioning
• Fleet management
• Mobile phone navigation
• Marine navigation
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