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FSA8049 - Audio Jack Detection

Description

The FSA8049 is an audio jack detection switch for 3- or 4-pole accessories.

The FSA8049 detects the locations of ground (GND) and microphone (MIC) poles on the audio plug and automatically routes them to the appropriate connections.

Features

  • Detection VDD THD (MIC) ESD (IEC 61000-4-2) (Air Gap) Operating Temperature Package Top Mark Ordering Information Audio Plug GND & MIC Polarity 2.5 to 4.4 V 0.002% Typical 15 kV -40°C to 85°C 9-Ball WLCSP 3x3 Array, 0.4 mm Terminal Pitch, 250 µm Ball M3 FSA8049UCX.

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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.

View original datasheet text
FSA8049 — Audio Jack Detection and Configuration, MIC/GND Cross point Switch August 2012 FSA8049 Audio Jack Detection and Configuration, MIC / GND Cross Point Switch Features Detection VDD THD (MIC) ESD (IEC 61000-4-2) (Air Gap) Operating Temperature Package Top Mark Ordering Information Audio Plug GND & MIC Polarity 2.5 to 4.4 V 0.002% Typical 15 kV -40°C to 85°C 9-Ball WLCSP 3x3 Array, 0.4 mm Terminal Pitch, 250 µm Ball M3 FSA8049UCX Applications  Cellular Phones, Smart Phones  MP3 and Portable Multimedia Player Description The FSA8049 is an audio jack detection switch for 3- or 4-pole accessories. The FSA8049 detects the locations of ground (GND) and microphone (MIC) poles on the audio plug and automatically routes them to the appropriate connections.
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