TDA7476 Datasheet - ST Microelectronics

TDA7476 CAR RADIO DIAGNOSTIC PROCESSOR

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. The device is able to reveal any fault in the loudspeaker lin.

® 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 (interr.

TDA7476_STMicroelectronics.pdf