Description

The CXA1911Q is an IC designed for use in carstereo cassette decks. Functions include Dolby B/C

type noise reduction, playback equalizer amplifier and music sensor into a single chip.

Features

• Few external parts

• Forward/Reverse head switching

• Small package (40-pin QFP)

• Dolby B/C type noise reduction and playback equalizer into a single chip

• Same pin configuration as Dolby B type noise reduction system (CXA1910Q)

• Music sense level can be set by external resistors/capacitors (2 modes).

• High-band cut filter frequency can be adjusted by the external capacitance.

Applications

• Car stereo cassette decks

• Cassette decks (playback only)