Dual-frequency, multi-constellation GNSS SoC with low power consumption and a miniature design. It integrates RF and baseband on a single chip, adopts multi-path mitigation technology and high-precision GNSS positioning technology. The chip provides fast and accurate positioning with excellent performance, especially in urban multi-path environments. Most suitable for intelligent driving, vehicle navigation, consumer UAVs, and handheld devices.
Ordering Information
Supply at multiples of 3000 pieces
96 channels
Compact size, low power design, 5 × 5 mm QFN40 package
Supports GPS, BDS, GLONASS, Galileo, QZSS and SBAS, including BDS-3; supports single system standalone positioning and multi-system joint positioning
L1+L5 dual frequencies, excellent multi-path mitigation ability
Single point positioning accuracy better than 1.5 m
Ultra high sensitivity: tracking -162 dBm, acquisition -148 dBm
Industrial grade & automotive grade, and the automotive grade chip qualified according to AEC-Q100
Supports A-GNSS and DGNSS
| Channels | ||
| Constellations | GPS | L1 + L5 |
| BDS | B1I, B1C* + B2a | |
| GLONASS | G1 | |
| Galileo | E1 + E5a | |
| QZSS | L1 + L5 | |
| NavIC | L5* | |
| SBAS | L1 | |
Single Point Positioning(RMS) | Horizontal: 1.5 m | |
| Vertical: 2.5 m | ||
| Velocity Accuracy (RMS)* | ||
| Time Accuracy (RMS) | 5 ns, peak-to-peak value 30 ns (24h) | |
| Time to First Fix (TTFF) | Cold Start < 26 s | |
| Hot Start < 2 s | ||
| Sensitivity | Tracking: -162 dBm | |
| Cold Start: -1487 dBm | ||
| Hot Start: -156 dBm | ||
| Reacquisition: -159 dBm | ||
| Update Rate | GNSS 1 Hz / 5 Hz / 10 Hz | |
| Differential Data | RTCM V3.X | |
| Data Format | NMEA-0183, Unicore | |
| Power Supply | VCC: 1.7 ~ 3.6 V | |
| VIO: 1.7 ~ 3.6 V | ||
| Vbackup: 1.7 ~ 3.6 V | ||
| Power Consumption @3V | Tracking < 40 mA | |
| Interfaces | 1 × UART(LVTTL) | |
| 2 × I2C | ||
| 1 × SPI* | ||
| Product | Package | Flash | Operating Temp. | Grade | |
![]() | UC6580A | QFN40 5.0 × 5.0 × 0.85 mm | Yes | -40 ~ + 105 °C | Automotive |
![]() | UC6580I | QFN40 5.0 × 5.0 × 0.85 mm | Yes | -40 ~ + 85°C | Industrial |
Note: Items marked with * are supported by specific firmware.