Performance Specifications
| Channel | 64 channels, based on UFirebird |
| Frequency1 | GPS L1 |
| BDS B1 |
GLONASS G1 |
Galileo E1 |
QZSS |
SBAS |
Modes | Single-System Standalone Positioning |
Multi-System Joint Positioning |
Time to First Fix (TTFF)2
| Cold Start: < 28 s |
Hot Start < 1 s
|
| Reacquisition: < 1 s |
AGNSS < 4 s |
Positioning Accuracy(CEP)3 | Horizontal: 2.0 m |
Vertical: 3.5 m |
Velocity Accuracy(RMS)3
| 0.1 m/s (GNSS)
|
1PPS | Support |
| Sensitivity | GNSS |
Tracking -161 dBm |
Acquisition -147 dBm |
Hot Start -155 dBm |
Reacquisition -158 dBm |
|
Update Rate | 1 Hz |
| Data Format | NMEA 0183, Unicore
|
Physical Specifications
| Dimensions | 9.7 x 10.1 x 1.9 mm |
| Package | 18 pin SMD |
| Temperature | Operating -40 °C ~ +85 °C |
| Storage -45 °C ~ +90 °C |
Electrical Specifications
| Voltage | 3.0 V ~ 3.6 VDC |
| LNA Feed | 3.0 V ~ 3.3V, < 100 mA |
| Power Consumption4 | 90 mW |
Functional Ports
1 x UART (LVTTL) |
| 1 x 1PPS (LVTTL) |
Functional Characteristics
Passive Antenna, Active Antenna |
AGNSS * |
NOTE: Supported by specific firmware
1 Simultaneously running three systems at most.Using
command to switch between BDS and GLONASS. 2 Open sky.
3 Typical value <30m/s open sky.
4 Open sky, continuous tracking.
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