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Audio Accessory ICs

ROHM's high-performance accessory IC series for audio applications utilize advanced circuitry developed using cutting-edge audio technology, making them ideally suited for a wide variety of applications, such as car audio, boom boxes, mini stereos, and karaoke machines.


Audio Accessory ICs

Broad Lineup Audio Accessory ICs

|   Op-amp with 3-input Selector  |  Ground Isolation Amps  |   Bandpass Filters for Spectrum Analyzer Display  |  Preamps with built-in ALC  |  
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Select1

Op-amp with 3-input Selector

  • 3-system differential input circuit ensures broad applicability
  • Low offset voltage mitigates switching popping noise
  • Built-in bias power supply contributes to compact designs
  
Select2

Ground Isolation Amps

  • Ground noise canceled with differential amplifier
  • Low distortion rate enables faithful sound reproduction
  • High-amplitude, low-noise audio technology ensures a dynamic range of 116dB
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Select3

Bandpass Filters for Spectrum Analyzer Display

  • Small output offset voltage prevents lighting failures
  • Integrated filters with transconductance amps eliminate digital noise
  • BA3834F and BA3835F compatibility enables common substrate design
  
Select4

Preamps with built-in ALC

  • Direct coupling method eliminates the need for an input coupling capacitor
  • Built-in ALC detection diode significantly reduces the number of external parts required
  • Integrated power supply muting circuit minimizes popping noise during power ON
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