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TPA6166A2 - 3.5-mm Jack Detect and Headset Interface

Description

The TPA6166A2 single-chip headset interface IC simplifies the challenges of detecting what kind of device an end user has plugged into the headphone jack while delivering excellent audio quality.

Features

  • 1 Ultra Low-Power, High-Performance DirectPath™ Class-G Headphone Amplifier.
  • Ground-Centered Output Eliminates DCBlocking Capacitors.
  • 30 mW/Ch into 32 Ω / Ch at 1% THD+N.
  • 42 dB to +6 dB Volume Control.
  • 2.0 µV Output Noise at.
  • 42 dB Gain.
  • 91-dB PSRR.
  • Ground Loop Rejection for Reducing Crosstalk.
  • Fully Differential Mic Preamplifier With Variable Gain and 3.4-µV Low Noise.
  • Integrated AC-Coupling Capaci.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPA6166A2 SLAS997B – MARCH 2014 – REVISED JANUARY 2015 TPA6166A2 3.5-mm Jack Detect and Headset Interface IC 1 Features •1 Ultra Low-Power, High-Performance DirectPath™ Class-G Headphone Amplifier – Ground-Centered Output Eliminates DCBlocking Capacitors – 30 mW/Ch into 32 Ω / Ch at 1% THD+N – –42 dB to +6 dB Volume Control – 2.0 µV Output Noise at –42 dB Gain – 91-dB PSRR – Ground Loop Rejection for Reducing Crosstalk • Fully Differential Mic Preamplifier With Variable Gain and 3.4-µV Low Noise – Integrated AC-Coupling Capacitor – Ground Loop Rejection for Reducing Headphone to Mic Crosstalk • Choice of Two Mic Bias Voltages: 2.0 V and 2.
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