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TDA7476 - CAR RADIO DIAGNOSTIC PROCESSOR

Description

The car radio diagnostic processor is an interface chip in BCD Technology intended for car radio applications.

It is able to detect potential faults coming from any misconnection in the car radio or in the harness when installing the set.

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Datasheet preview – TDA7476

Datasheet Details

Part number TDA7476
Manufacturer STMicroelectronics
File Size 101.82 KB
Description CAR RADIO DIAGNOSTIC PROCESSOR
Datasheet download datasheet TDA7476 Datasheet
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Full PDF Text Transcription

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® TDA7476 CAR RADIO DIAGNOSTIC PROCESSOR PRELIMINARY DATA WIDE OPERATING VOLTAGE RANGE ST-BY FUNCTION (C-MOS) LOW QUIESCENT ST-BY CURRENT CONSUMPTION I2C BUS INTERFACE WITH 2 EXTERNALLY SELECTABLE ADDRESSES UP TO 5 BTL EQUIVALENT INPUTS FOR FAULT DETECTION IN THE AUDIO CHANNELS - short to GND - short to Vs - short across the load (at turn-on) - open load (at turn-on) 2 AUX INPUTS FOR FAULT DETECTION IN THE ANTENNA AND BOOSTERS SUPPLY LINE - short to GND - open load WARNING PIN FUNCTION (interrupt facility) ACTIVATED IN THE FOLLOWING CONDITION: - audio channel shorted to VS - audio channel shorted to GND - aux input shorted to GND NOISE FREE DIAGNOSTICS OPERATION PROTETCTORS LOAD DUMP VOLTAGE PIN CONNECTION (Top view) MULTIPOWER BCD TECHNOLOGY SO24 OPEN GND REVERSED BATTERY ESD DESCRIP
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