TDA7406T

汽车收音机信号处理器 CAR RADIO SIGNAL PROCESSOR

DESCRIPTION

The device includes a high performance audio processor with 7 bands equalizer and spectrum analyzer plus a stereo decoder-noiseblanker. The whole low frequency signal processing necessary for state-of the-art as well as future car radios is therefore provided. The digital control allows a full programming not only of the audioprocessor and filter characteristics but also in the stereodecoder part especially for the adaptation to different IF-devices.

FEATURES

Audio processor:

■4 STEREO INPUTS

■4 MONO INPUTS

■VOLUME CONTROL

■7 BAND EQUALIZER FILTER CONTROL

■HIGH PASS FILTER FOR SUBWOOFER

APPLICATION

■DIRECT MUTE AND SOFT MUTE

■INTERNAL BEEP GENERATION

■4 INDEPENDENT SPEAKER OUTPUTS

■SOFT STEP SPEAKER CONTROL

■SUBWOOFER OUTPUT

■7 BAND SPECTRUM ANALYZER

■FULL MIXING CAPABILITY

■PAUSE DETECTOR

Stereo decoder:

■RDS MUTE

■NO EXTERNAL ADJUSTMENTS

■AM/FM NOISEBLANKER WITH SEVERAL TRIGGER CONTROLS

■PROGRAMMABLE MULTIPATH DETECTOR

■QUALITY DETECTOR OUTPUT

Digital control:

■I2C-BUS INTERFACE