NJU72090
Fine Tune Sensitivity 2-wired Monaural Microphone Amplifier

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  • Description

    The NJU72090 is a monaural microphone amplifier IC including pre-amplifier (impedance converter) for ECM microphone, gain adjuster and line amplifier. It is able to set the output gain by external resistors. And it is able to adjust and memorize the gain after parts assembling. The NJU72090 is the most suitable for the ECM especially which needs sensitivity accuracy.

    Applications


    • Microphone module
    • Hands-free microphones
    • ECM module

  • Spec
    Consumer
    Supply Voltage 1.8V to 16V
    Channel 1ch.
    Voltage Gain Typ. +24 to +40dB
    Wide Operating Temperature -40°C to 105°C
    Junction Temp. 150°C
    Package MSOP10(TVSP10)
    Features 2-Wired
    FET for impedance converter
    Fine Tune Sensitivity
    Note 1 2-wired connections
    Note 2 Adjust and memorize the gain by 2-wire serial interface
  • Technical
    Documents
  • Quality &
    Packages
    • Refer to the datasheets for the details on the product.
    • The package file includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
    • Please contact us or our distributors for unpublished reliability information.

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Functional Description

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