Product Characteristics
Multi-mode single-frequency timing, with the timing accuracy better than 20ns
Supports GPS + BDS/GLONASS + Galileo, as well as BDS-3 signals
Supports single satellite timing, ensuring high reliability even if there is only one visible satellite
Supports antenna open circuit warning and short circuit protection
Compatible with mainstream GPS timing modules and saving cost
Performance Specifications
| Channel | 64 channels, based on UFirebird |
| Frequency | GPS L1C/A BDS B1I GLONASS G1 Galileo E1 |
| Positioning Modes | Single-System Standalone Positioning Multi-System Joint Positioning |
| Positioning Accuracy(RMS) | Horizontal: 2.0 m Vertical: 3.5 m |
| Time to First Fix (TTFF) | Cold Start < 30 s Hot Start < 1 s Reacquisition < 1 s |
| 1PPS | Better than 5 ns (1σ) |
| Sensitivity | GNSS Tracking -160 dBm Acquisition -147 dBm Hot Start -155 dBm Reacquisition -155 dBm |
| Update Rate | 1 Hz |
| Data Format | NMEA 0183, Unicore |
Physical Specifications
| Dimensions | 17.0 × 22.4 × 2.4 mm |
| Weight | 1.7 g |
| Package | 28 pin SMD |
| Operating Temperature | -40 °C ~ +85 °C |
| Storage Temperature | -40°C ~ +85°C |
Electrical Specifications
| Voltage | 3.0 V ~ 3.6 VDC |
| LNA | 3.0 V ~ 3.3 V, < 100 mA |
| Power Consumption2 | 62 mW @3.3V |
Functional Ports
2 x UART (LVTTL)
1 x 1PPS (LVTTL)
Functional Characteristics
Passive antenna, active antenna
Single satellite timing mode
NOTE: The parts marked with * are supported by specific firmware.
1 Typical value, < 30 m/s open sky
2 Open sky, continuous tracking
CN
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