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Features
  • Support GPS L1/L2/L5, BeiDou B1/B2/B3, GLONASS L1/L2, Galileo E1/E5a/E5b, QZSS, IRNSS, SBAS, BeiDou Global Signal B1C, B2a, B2b
  • Support L-Band and PPP
  • Support GNSS+INS navigation
  • Surface-mounted design and small size to integrate
  • High-performance floating-point arithmetic
  • Industry-leading low power consumption
  • Internal adaptive anti-interference algorithm
01
Full-constellation & multi-frequency
The K803 is a full-constellation triple-frequency GNSS OEM board, tracking GPS, BeiDou, BeiDou Global Signal, GLONASS, Galileo, QZSS, IRNSS, SBAS and L-Band.
02
Easy to integrate
The K803 is a 30mm×30mm×3.2mm module with surface-mounted design and is ideal for users to integrate. The power consumption is lower to 1.0W .
03
INS+GNSS navigation
The K803 is designed with an onboard high-precision IMU module, which can provide continuous and high-quality positioning data with inertial navigation fusion algorithm.
Product Parameter
Performance
Physical
Communications
Performance
  • Satellites tracking
    GPS: L1C/A, L2C, L2P, L5, L1C
    BeiDou: BDS-2: B1I, B2I, B3I
                  BDS-3: B1I, B3I, B1C, B2a, B2b
    GLONASS: G1, G2, G3
    Galileo: E1, E5a, E5b,  E6c, E5 AltBOC
    QZSS: L1C/A, L2C, L5, L1C
    SBAS: L1C/A, L5
    IRNSS: L5
    L- Band
  • Post Processing
    2.5 mm + 1 ppm Horizontal
    5 mm + 1 ppm Vertical
  • Single Baseline RTK
    8 mm + 1 ppm Horizontal
    15 mm + 1 ppm Vertical
  • DGPS
    <0.4 m RMS
  • SBAS
    1 m 3D RMS
  • Standalone
    1.5m 3D RMS
  • Cold start
    <60 s
  • Hot start
    <15 s
  • RTK Initialization time
    <10 s
  • Signal reacquisition
    <1 s
  • Initialization reliability
    >99.9%
  • Velocity accuracy
    ≤ 0.02 m/s
  • Overload
    15 g
  • Time accuracy
    20 ns
Physical
  • Size (L x W x H)
    30 mm × 30 mm × 3.2 mm
  • Weight
    8 g
  • Hardware interface
    LGA 82 pin
  • Power consumption
    1.0 W
  • Input voltage
    +3.3 V ± 5% DC
  • Operating temperature
    -40 °C to + 85 °C
  • Storage temperature
    -55 °C to + 95 °C
  • LNA Power External
    +3.3V ~ +5V ± 5%VDC @ 0-100mA
  • LNA Gain
    20 ~ 40dB (suggested)
  • Impedance Matching
    Wiring 50 Ω impedance matching
Communications


  • LVTTL ports
    4
  • SPI
    1
  • Event Markers input
    2
  • Pulse Per Second (PPS) output
    1
  • Indicator pins show the working status
    3
  • Correction data I/O
    RTCM 2.X, 3.X, CMR(GPS only), CMR+(GPS only)
  • Position data output
    - ASCII: NMEA-0183 GGA, GSA, GSV, RMC, HDT, VHD, ZDA, VTG, GST, GLL; PTNL, PJK; PTNL, AVR; PTNL, GGK
    - ComNav Binary
    - BINEX Data: 0x00, 0x01-01, 0x01-02, 0x01-05, 0x7d-00, 0x7e-00, 0x7f-05
    - Position data output rate: 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20Hz



Download
  • ComNav K8 Series GNSS Module Comparison Table.pdf(3.77MB)
    2024-05-30
    DOWNLOAD
  • SinoGNSS K803 GNSS OEM Module.pdf(2.16MB)
    2024-05-30
    DOWNLOAD
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