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CXA2509AQ - Playback Equalizer Amplifier with Music Sensor

General Description

The CXA2509AQ is an IC designed for use in car stereo cassette decks.

Functions include playback equalizer amplifier and music sensor into a single chip.

Key Features

  • Few external parts.
  • Small package (40-pin QFP).
  • Same pin configuration as for the Dolby B-C type NR system (CXA2511AQ) and Dolby B type NR system (CXA2510AQ).
  • Playback equalizer amplifier and music sensor into a single chip.

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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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CXA2509AQ Playback Equalizer Amplifier with Music Sensor Description The CXA2509AQ is an IC designed for use in car stereo cassette decks. Functions include playback equalizer amplifier and music sensor into a single chip. Features • Few external parts • Small package (40-pin QFP) • Same pin configuration as for the Dolby B-C type NR system (CXA2511AQ) and Dolby B type NR system (CXA2510AQ) • Playback equalizer amplifier and music sensor into a single chip • FORWARD/REVERSE head select switch • Two-system (TAPE/AUX) input select switch • Music signal interval detection level can be set by the external resistors/capacitors (2 modes). • High-frequency cut-off of the music sensor circuit can be adjusted by the external capacitance.