Home / Products / Flow Sensing / TDC-GP22 Ultrasonic Flow Converter

  • Features & Benefits
  • Parameters
  • Applications
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    • Features

    • 2-channel TDC with 22ps resolution
    • Analog frontend for ultrasonic flow meters
    • Chopper-stabilized low-offset comparator for zero crossing detection
    • Precise windowing for hit selection
    • Temperature measuring unit for PT1000 sensors
    • QFN32 package

     

    Benefits

    • High precision
    • Low power
    • Few additional external component needed

     

    Product parameters

    Analog Frontend
    Yes
    First Wave Detection
    Yes
    Amplitude Measurement
    -
    Number of Hits
    3
    Resolution [ps]
    22
    Operating Supply Range
    2.5 to 3.6
    Interface
    SPI
    CPU
    -
    Firmware
    -
    Memory
    -
    GPIO
    -
    Ambient Temperature Range [°C]
    -40 to +125
    Package
    QFN32

    Applications

    • Ultrasonic water meters
    • Ultrasonic heat meters
    • Ultrasonic gas meters
    • Ultrasonic flow indicators
    • Laser rangefinders
    • Magnetostrictive sensors