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NCX8193 - Audio jack detection and configuration

General Description

The NCX8193 is an advanced audio jack accessory detector and controller.

It supports 3-pole and 4-pole connectors and detects the insertion of plugs into jacks using a fault detection technique.

Key Features

  • Fail-safe headset and headphone detection.
  • Low-power standby mode.
  • Click free switching.
  • Low THD and noise microphone pass through channel.
  • Send/End button detection.
  • Low ON resistance: 0.9  (typical) at a supply voltage of 2.8 V.
  • ESD protection:.
  • HBM JEDEC JDS-001 Class 3B exceeds 8 kV.
  • Operating ambient temperature 40C to +85C 3.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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NCX8193 Audio jack detection and configuration with false detection prevention Rev. 2 — 21 November 2014 Product data sheet 1. General description The NCX8193 is an advanced audio jack accessory detector and controller. It supports 3-pole and 4-pole connectors and detects the insertion of plugs into jacks using a fault detection technique. An internal microphone bias line switch allows a codec or application processor to control the audio jack configuration. The device supports a broad variety of after-market headphones. 2. Features and benefits  Fail-safe headset and headphone detection  Low-power standby mode  Click free switching  Low THD and noise microphone pass through channel  Send/End button detection  Low ON resistance: 0.9  (typical) at a supply voltage of 2.