CARRADIO-SIGNAL-PROCESSOR
TDA7404D
CARRADIO-SIGNAL-PROCESSOR
s s s s s s s s s
4 STEREO INPUTS 1 MONO INPUTS SOFTSTEP-VOLUME BASS, TREBLE AND LOU...
Description
TDA7404D
CARRADIO-SIGNAL-PROCESSOR
s s s s s s s s s
4 STEREO INPUTS 1 MONO INPUTS SOFTSTEP-VOLUME BASS, TREBLE AND LOUDNESS CONTROL DIRECT MUTE AND SOFTMUTE INTERNAL BEEP FOUR INDEPENDENT SPEAKER-OUTPUTS SUBWOOFER STEREO OUTPUT DIGITAL CONTROL: 2 q I C-BUS INTERFACE q AUDIO-FILTER CHARACTERISTICS PROGRAMMABLE 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 BICMOSprocess and a linear signal processing low distortion and low noise are obtained.
SO28 ORDERING NUMBER: TDA7404D
DESCRIPTION The TDA7404D is a high performance signal processor specificall designed for car radio applications. The device includes a high performance audioproBLOCK DIAGRAM
ACOUTR ACOUTL
MIX DiffinL Gain/Auto Zero Mixing Stage Loudness Soft Mute Diffgnd DiffinR SE1L SE1R Input Multiplexer SE2L SE2R SE3L SE3R Mono+ Mono Beep Digital Control I2C-Bus Mono Fader Mono Fader Volume Treble Bass Mono Fader Mono Fader Out LF Out RF Out LR Out RR
ACINR
ACINL
MUTE
MUX
Mono Fader Mono Fader Zero Cross Mono/Beep
SW L SW R
SCL SDA
Supply
Gnd Vref Vcc
July 2003
1/26
TDA7404D
SUPPLY
Symbol Vs Is SVRR Parameter Supply Voltage Supply Current Ripple Rejection @ 1KHz Vs = 9V Audioprocessor(all Filters flat) Test Condition Min. 7.5 Typ. 9 20 60 Max. 10.5 Unit V mA dB
THERMAL DATA
Symbol Parameter Value 85 Unit °C/W
RTh j-pins Thermal Resistance Junction-pins max
ABSOLUTE MAXIMUM RATINGS
Symbol Vs Tamb Tstg...
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