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TDA7420 - MULTIFUNCTIONAUDIO PROCESSOR

General Description

The TDA7420 I 2C bus controlled multifunction audio processor contains all signal processing blocks of a high performance car radio, including audioprocessor, stereodecoder, noise blanker, different mute functions, cassette preamplifier and AMS function.

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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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® TDA7420 MULTIFUNCTION AUDIO PROCESSOR CASSETTE PREAMPLIFIER: FORWARD/REVERSE INPUTS GROUND COMPATIBLE INTERNAL SWITCHES FOR EQUALIZATION INTERNAL ADJUSTMENT FOR TRAKING INTERNAL ADJUSTMENT FOR OUTPUT AMS: INPUT GAIN CONTROL ADJUSTABLE GAIN VERSUS FREQUENCY AUDIOPROCESSOR: INPUTS: 1 FULLY DIFFERENTIAL, 1 DIFFERENTIAL, 1 STEREO AND 1 MONO INPUT GAIN FROM 0 TO 15dB (1dB STEP) VOLUME CONTROL FROM +16 TO -63dB (1dB STEP) BASS AND TREBLE CONTROL FROM -18 TO 18dB (1dB STEP) DIRECT MUTE, SOFT MUTE AND RADIO MUTE FOUR INDEPENDENT OUTPUT STAGES: - ATTENUATION CONTROL FROM 0 TO -79dB (1dB STEP) - BEEP CONTROL (ON/OFF, FRONT/REAR) STEREO DECODER: ROLL-OFF ADJUSTMENT SELECTABLE DEEMPHASIS 19KHz CANCELLATION HIGH CUT CONTROL STEREO BLEND NOISE BLANKER AUTOMATIC THRESHOLD CONTROL AND PROGRAMMABLE TRI