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TS3A225E Datasheet Autonomous Audio Headset Switch

Manufacturer: Texas Instruments

Overview: TS3A225E www.ti.com SCDS329A – AUGUST 2012 – REVISED MAY 2013 AUTONOMOUS AUDIO HEADSET SWITCH Check for Samples:.

General Description

The TS3A225E is an audio headset switch device.

The device detects the presence of an analog microphone and switches a system analog microphone pin between different connectors in an audio stereo jack.

The microphone connection in a stereo connector can be swapped with the ground connection depending on manufacturer.

Key Features

  • 1.
  • VDD Range = 2.7 V to 4.5 V.
  • Break Before Make Stereo Jack Switches.
  • Ron for Ground FET Switches.
  • WCSP Package: 70 mΩ.
  • QFN Package: 100 mΩ.
  • Autonomous Detection of GND and MIC Connections.
  • Detection Triggered by I2C or External Trigger Pin.
  • HDA Compatible MIC Present Indicator.
  • 1.8V Compatible I2C Switch Control.
  • ESD Performance Tested Per JESD 22:.
  • 2000-V Human-Body Model (A114-B, Class II).

TS3A225E Distributor

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