CXA2511AQ

CXA2511AQ Dolby∗ B-C Type Noise Reduction System with Playback Equalizer Amplifier Description The CXA2511AQ 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 (CXA2510AQ) and no Dolby NR system (CXA2509AQ) Dolby B-C type NR and playback equalizer amplifier 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. Applications Car stereo cassette decks Playback-only cassette decks 40 pin QFP (Plastic) Structure Bipolar silicon monolithic IC Absolute Maximum Ratings Supply voltage VCC Operating temperature Topr Storage temperature Tstg Power dissipation PD Operating Condition Supply voltage 12 –40 to +85 –65 to +150 430 V °C °C mW VCC 7.8 to 11 V ∗ This IC is available only to the licensees of Dolby Laboratories Licensing Corporation from whom licensing and applications information may be obtained. ∗ "Dolby" and the double D symbols are trademarks of Dolby Laboratories Licensing Corporation. Sony reserves the right to change products and specifications without prior notice. T...