General Description:

• Based on the new generation GNSS SoC - NebulasIV, which integrates RF, baseband, and high precision algorithm
• 16.0 x 21.0 x 2.6 mm LGA package
• Supports all-constellatiion multi-frequency on-chip RTK positioning and dual-antenna heading solution
• Supports GPS L1/L2/L5, BDS B1I/B2I/B3I, GLONASS G1/G2, Galileo E1/E5a/E5b and QZSS L1/L2/L5
• All-system multi-frequency RTK engine and advanced RTK technology
• Dual-RTK technology
• Adaptive recognition of RTCM format differential data
• Independent tracking of different frequencies and advanced anti-jamming technology
• Channels: 1408 channels, based on NebulasIV

Frequency:

• GPS L1C/A/L2P (Y)/L2C/L5
• BDS B1I/B2I/B3I
• GLONASS G1/G2
• Galileo E1/E5a/E5b
• QZSS L1/L2/L5

Single point positioning (RMS):

• Horizontal: 1.5 m
• Time Accuracy(RMS) - 20 ns
• Vertical: 2.5 m
• Velocity Accuracy (RMS) - 0.03 m/s

DGPS (RMS):

• Horizontal: 0.4 m
• Cold start < 30 s
• Vertcal: 0.8 m
• Initialization Time < 5 s (typical)

RTK (RMS):

• Horizontal: 0.8 cm + 1 ppm
• Initialization Reliability > 99.9%
• Vertical: 1.5cm + 1 ppm
• Data Update Rate 20 Hz raw data

 Observation accuracy (RMS):

BDSGPSGLONASSGalileoB1I/L1 C/A/G1/E1 Code10 cm10 cm10 cm10 cmB1I/L1C/A/G1/E1 Carrier Phase1 mm1 mm1 mm1 mmB2I/L5/E5a/E5b Code10 cm10 cm10 cm10 cmB2I/L5/E5a/E5b Carrier Phase1 mm1 mm1 mm1 mmB3I/L2P(Y)/L2C/G2 Code10 cm10 cm10 cm10 cmB3I/L2P(Y)/L2C/G2 Carrier Phase1 mm1 mm1 mm1 mm

 Differential Data - RTCM V3.X

• Data Format - NMEA-0183, Unicore

Physical Characteristics:

• Packaging: 48 pin LGA
• Dimension: 16.0 × 21.0 × 2.6 mm
• Weight: 1.82 ± 0.03 g

Environmental Specifications:

• Working temperature: -40 °C ~ +85 °C
• Storage temperature: -55 °C ~ +95°C
• Humidity: 95% No condensation
• Vibration: MIL-STD-810F
• Shock: MIL-STD-810F

Communication Interfaces:

• 3 × UART (LVTTL)
• 1 × I2C*
• 1 × SPI* (slave)
• 1 × CAN* (shared with UART3)

Note: Items marked with * are only supported by specific firmware.