Type: RTK GNSS Module with IMU
Model: S-C8A
Params: Supported Constellations & Bands GPS:L1C/A,L2P,L2C; BDS-2:B1I,B2I; BDS-3:B1C,B2b; GLONASS:G1,G2; Galileo:E1,E5b; QZSS:L1C/A,L2C; SBAS:L1C/A
Sensitivity Tracking & Navigation:-155dBm; Acquisition:-138dBm
Time to First Fix Cold Start:<20s; Warm Start:<10s; RTK Initialization:<5s; Lost Lock Reacquisition:<1s
Positioning Accuracy Single-point:H≤1.5m,V≤3m(1σ,PDOP≤4); RTK:H±(8+10⁻⁶×D)mm,V±(15+10⁻⁶×D)mm
Measurement Accuracy Pseudorange:≤10cm; Carrier phase:≤1mm
Speed & Timing Accuracy Speed:≤0.02m/s; Timing:20ns
Inertial Navigation Parameters Gyro:Range 250°/s,Zero deviation 0.5°/s; Acceleration:Range 4g,Zero deviation 20mg; 3s loss lock:cm-level; 10s loss lock:m-level
Data Rate Measurement&Positioning:100Hz(optional); RTK Positioning:20Hz(optional)
Supported Protocols NMEA 0183; Custom CNB binary; CMR; RTCM2.X; RTCM3.X(MSM3~MSM7)
Antenna 50Ω impedance; Power:3.35V; Gain:2035dB
Power Supply VCC:3.3V±5% DC; VCC_RF:3.35.5V; V_BCKP:1.83.6V
Power Consumption 0.8W@3.3V(anti-interference off); 0.9W@3.3V(anti-interference on)
Operating Temperature -40℃ ~ +85℃
Storage Temperature -55℃ ~ +95℃
Humidity 95%
Mechanical Dimensions 22.0mm × 17.0mm × 2.8mm ±0.3mm
Main Interfaces 3×UART, I2C, SPI, PPS, RST, EVENT, Antenna Detection, Power
Compliance RoHS compliant
Material: Plastic + Metal
Applicable Industry: · Intelligent Driving & Automotive Electronics
· Drones & UAV High-Precision Navigation
· Intelligent Robots & Autonomous Equipment
· Maritime Navigation & Fleet Management
· Personal Protection & Emergency Rescue
· Car Navigation & Tracking
· High-Precision Positioning Terminals
