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CXA2561Q - Dolby B-C Type Noise Reduction System with Playback Equalizer Amplifier

Description

The CXA2561Q is an IC designed for use in car stereo cassette decks.

Functions include Dolby B-C type noise reduction (NR) system, 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 type NR system (CXA2560Q) and no Dolby NR system (CXA2559Q).
  • Dolby B-C type NR and playback equalizer amplifier 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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CXA2561Q Dolby∗ B-C Type Noise Reduction System with Playback Equalizer Amplifier Description The CXA2561Q is an IC designed for use in car stereo cassette decks. Functions include Dolby B-C type noise reduction (NR) system, 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 type NR system (CXA2560Q) and no Dolby NR system (CXA2559Q) • Dolby B-C type NR and playback equalizer amplifier into a single chip • FORWARD/REVERSE head select switch • Mute function • 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.
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