Performance Specifications
Channel | 64 channels, based on UFirebird |
Frequency1 | GPS L1 |
BDS B1 |
Galileo E1 |
GLONASS G1 |
QZSS |
SBAS |
Positioning Modes | Single-System Positioning |
Multi-System Positioning |
Time to First Fix (TTFF) | Cold Start: < 28 s |
Hot Start: < 1 s |
Reacquisition: < 1 s |
Positioning Accuracy (CEP) | Horizontal: 2.0 m (Dual-System) |
< 5% x driving distance (inertial navigation, without GNSS signal)
|
Velocity Accuracy(RMS)2 | 0.1 m/s (GNSS) |
1PPS | Support |
Sensitivity | GNSS |
Tracking -161 dBm |
Cold Start -147 dBm |
Hot Start -154 dBm |
Reacquisition -157 dBm |
|
Data Update Rate
| 1 Hz / 5 Hz / 10 Hz
|
Data Format | NMEA 0183, Unicore |
Physical Specifications
Dimensions | 12.2 × 16.0 x 2.6 mm |
Package | 24 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 ~ 3.3 V |
Power Consumption3 | 90 mW |
Functional Ports
2 x UART (LVTTL) |
1 x SPEED |
1 x FWD |
1 x 1PPS (LVTTL) |
NOTE:
1 Concurrent operation of three systems at most, using corresponding command to switch between BDS and GLONASS.
2 Typical value, < 30 m/s open sky
3 Open sky, continuous tracking