±18V Operation High Quality Audio Volume

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  • Description

    The NJU72322 is a ±18V operation high quality audio volume. It provides low output noise and low distortion characteristics. In addition, employing external op-amps as output signal buffers, it offers designer’s variety of circuit design. All of functions are controlled via three-wired serial bus. Selectable chip address is available for using two chips on same serial bus line. The NJU72322 is suitable for High-end audio equipment and professional audio equipment.


    • Hi-Fi Audio Application
    • Professional Audio Application

  • Spec
    Supply Voltage ±10 to ±18V / 3 to 5.5V
    Channel 2ch.
    Volume Range 0 to -111.5dB / 0.5dB step,
    +21 to 0dB / 3dB step, MUTE
    Control Three-wired Serial
    Function Zero Cross Detection
    Selectable external OP Amp
    Low Destortion Low Distortion (* It conforms to the characteristics of an external operational amplifier.)
    Wide Operating Temperature -40°C to 125°C
    Junction Temp. 125°C
    Package SSOP32
    Note 1 Selectable Chip Address (Available for using two chips on same serial bus line.)
  • Technical
  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

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Functional Description

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