TDA7404D Ver la hoja de datos (PDF) - STMicroelectronics

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TDA7404D

CARRADIO-SIGNAL-PROCESSOR

STMicroelectronics 

TDA7404D

CARRADIO-SIGNAL-PROCESSOR

s 4 STEREO INPUTS

s 1 MONO INPUTS

s SOFTSTEP-VOLUME

s BASS, TREBLE AND LOUDNESS CONTROL

s DIRECT MUTEAND SOFTMUTE

s INTERNAL BEEP

s FOUR INDEPENDENT SPEAKER-OUTPUTS

s SUBWOOFER STEREO OUTPUT

s DIGITAL CONTROL:

q I2C-BUS INTERFACE

q AUDIO-FILTER CHARACTERISTICS

PROGRAMMABLE

DESCRIPTION

The TDA7404D is a high performance signal proces-

sor specificall designed for car radio applications.

The device includes a high performance audiopro-

BLOCK DIAGRAM

SO28

ORDERING NUMBER: TDA7404D

cessor with fully integrated audio filters. The digital

control allows a programming in a wide range of all

the filter characteristics. By the use of a BICMOS-

process and a linear signal processing low distortion

and low noise are obtained.

DiffinL

Diffgnd

DiffinR

SE1L

SE1R

SE2L

SE2R

SE3L

SE3R

Mono+

Mono -

July 2003

MIX

Mono/Beep

Beep

Supply

Gnd Vref Vcc

Digital Control I2C-Bus

Zero Cross

Mono Fader

Mono Fader

Mono Fader

Mono Fader

Out LF

Out RF

Out LR

Out RR

Mono Fader

Mono Fader

SW L

SW R

SCL

SDA

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