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...