547
Features:
1. Supports dual-system, dual-Frequency for both GPS and BDS;
2. Rapid positioning post-power-up through externally injected ephemeris and time information;
3. Ultra-small conformal antenna, with dimensions not exceeding 10mm*10mm;
4. Shock-resistant overload, withstanding forces greater than 2500g;
5. Maintains accurate positioning at high rotation speeds of 500 revolutions per minute;
6. Miniaturized to fit inside a missile-tube with a diameter of 40mm;
7. Providing a 1PPS output for time synchronization;
8. Allow for configurable positioning frequency.
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Satellite signal |
BDS: B1I、GPS: L1C/A |
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Positioning Accuracy (1σ, PDOP≤4) |
Autonomous mode: Horizontal positioning accuracy: ≤3m Height positioning accuracy: ≤5m |
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Time to postion (TTFF)
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Assistance positioning time：≤6s(injected ephemeris and time) Cold start：≤ 45 s（no data know） |
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Dynamic Performance |
During flight, the sustained overload is 50g. Supports maximum velocity : up to 500 m/s. |
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Velocity accuracy (1σ, PDOP≤4) |
0.2m/s |
Operating Temperature |
-40℃～+65℃ |
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Receive Sensitivity |
-140 dBm |
Storage Temperature |
-55℃～+85℃ |
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output update Rate
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10Hz |
Interface |
1.Power 2.RS422 asynchronous serialport 3.Pulse Per Second 4.ephemeris injection input |
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Input Voltage |
5Vdc |
Dimension |
Φ37mm*12mm |
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Current |
100mA@5 Vdc |
Weight |
100g |
