GNSS Modules | GNSS Dual-Band Module Quectel LG69T - SATRON electronics

GNSS Dual-Band Module Quectel LG69T

GNSS Dual-Band Module Quectel LG69T
  • High precision GNSS module
  • 22.0mm × 17.0mm × 3.15mm
  • GPS, GLONASS, Galileo, BeiDou, QZSS, and NAVIC

The LG69T is an AEC-Q100 qualified dual-band GNSS module measuring 22.0mm × 17.0mm × 3.15mm, with integrated multi-band RTK technology for centimeter-level accuracy. The module features the STMicroelectronics® 5th generation positioning receiver platform with 80 tracking channels and 4 fast acquisition channels, compatible with up to 6 constellations: GPS, GLONASS, Galileo, BeiDou, QZSS and NAVIC (formerly known as IRNSS).

The LG69T provides dead reckoning capabilities with an integrated inertial measurement unit (IMU) to provide continual, highly precise positioning. The state-of-the-art integrated algorithms fuse between IMU data, GNSS measurements, wheel ticks and vehicle dynamics model to provide lane-accurate positioning where GNSS alone would fail. The module supports standard RTCM corrections input and centimeter-level navigation by using RTCM data from 3rd party local base stations, allowing it to perform excellently under challenging conditions such as urban canyons.

The LG69T is designed for easy integration with minimal e-BOM and is well-suited for mass market adoption. Due to its compact design, light weight, and low power consumption, it is ideal for connected vehicle applications such as ADAS and V2X, as well as applications in precision smart agriculture.

Key benefits

  • AEC-Q100 qualified
  • Multi-band RTK with fast convergence time and outstanding performance (optional)
  • Supports DR algorithms (optional)
  • Support dual GNSS bands (L1 and L5)
  • Centimeter-level accuracy
  • Very low power consumption
  • Integrated LNA
  • Supports UART, CAN, SPI and I2C interfaces
  • Supports AGNSS
  • Dedicated Quectel SDK commands

General Characteristics

  1. RegionGlobal
  2. Dimensions22.0 × 17.0 × 3.15 mm
  3. WeightApprox. 1.9 g

Temperature Range

  1. Operation Temperature-40°C ~ +85°C
  2. Storage Temperature-40°C ~ +90°C

GNSS Features

  1. Supported BandsGPS/QZSS: L1 C/A; L5 or L2C
    Galileo: E1; E5a or E5b
    BeiDou: B1I/B1C; B2a or B2I
    GLONASS: G1
    GLONASS: G2 (Optional)
    NavIC (Optional)
  2. Channels80 Tracking Channels
    4 Fast Acquisition Channels
  3. Horizontal Position AccuracyAutonomous: <1.2m CEP
  4. Velocity AccuracyWithout Aid: <0.1m/s
  5. SensitivityCold Start: -147 dBm②
    Tracking: -160 dBm②
    Reacquisition: -152dBm②
  6. Dynamic PerformanceMaximum Altitude: 18000 m
    Maximum Velocity③: 515 m/s
    Maximum Acceleration③: 4.0 g

Certifications

  1. RegulatoryCE
  2. OthersRoHS

Interfaces

  1. SPI InterfaceYes
  2. I2C Interface*Slave Mode
  3. UART Interfacex2
  4. Adjustable: 115200–921600 bps
    Default: 460800 bps
  5. I/O VoltageTypical 3.3V
  6. ProtocolsNMEA 0183/RTCM 3.x

External Antenna Interface

  1. Antenna TypeActive
  2. Antenna Power SupplyExternal or
    Internal (through VCC_RF)

Electrical Features

  1. Supply Voltage Range3.0–3.6 V, Typ. 3.3 V
  2. Current Consumption (@1.8V)Acquisition: 260 mA (Typ.)
    Tracking: 260 mA (Typ.)
    Backup: TBD
  • * Under development
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