瀏覽次數:259by:連科電子
Ct-G352 SiRF 模組
1.RS232orTTL2.Dimension:25x25x8.9mm(with4mmpatchantenna)
Ct-G352 GPS module is a high sensitivity and very compact smart antenna module, with built in GPS receiver circuit.
-Based on the SiRFstar III/LP single chipset.
-20 channels All-in-View tracking.
-RS232 or TTL level serial port for GPS communications interface.
-RoHS compliance.
-Dimension: 25 x 25 x 8.9 mm (with 4 mm patch antenna)
| Feature | Item | Description |
| Chipset | GSC 3f | SiRFStarIII single chipset |
| General | Frequency | L1, 1575.42 MHz |
| C/A code | 1.023 MHz chip rate | |
| Channels | 20 | |
| Accuracy | Position | 10 meters, 2D RMS |
| 5 meters 2D RMS, WAAS corrected | ||
| <5meters (50%), DGPS corrected | ||
| Velocity | 0.1 meters/second | |
| Time | 1 microsecond synchronized to GPS time | |
| Datum | Default | WGS-84 |
| Other | selectable for other Datum | |
|
Time to First Fix (TTFF) |
Reacquisition | 0.1 sec., average |
| Snap start | 1 sec., average | |
| Hot start | 1 sec., average typical TTFF | |
| Warm start | 38 sec., average typical TTFF | |
| Cold start | 45 sec., average typical TTFF | |
|
Dynamic Conditions |
Altitude | 18,000 meters (60,000 feet) max. |
| Velocity | 515 meters/second (1000 knots) max. | |
| Acceleration | 4g, max. | |
| Jerk | 20 meters/second3, max. | |
| Power | Main power input | 5 ±10% VDC input |
| Power consumption | 350 mW (continuous mode) | |
| Supply Current | 70 mA | |
| Backup Power | 1.65 ±10% VDC input | |
| Serial Port | Electrical interface | Two full duplex serial TTL interface |
| Protocol messages | NMEA-0183@4800 bps (Default) | |
| Time-1PPS Pulse | Level | RS232 or TTL (optional) |
| Pulse duration |
1 μs |
|
| Time reference | At the pulse positive edge. | |
| Measurements | Aligned to GPS second, ± 1 microsecond |
