TDA7404
Car radio signal processor
Features
• 4 stereo inputs
• 1 mono input
• Soft-step volume
• Bass, Treble and Loudness control
• Direct -mute and soft-mute
• Internal beep
• Four independent speaker outputs
• Subwoofer stereo output
• Digital control:
– I2C bus interface
– Audio filter characteristics programmable
Description
The TDA7404 is a high performance signal
processor specifically designed for car radio
applications.
SO-28
The device includes a high performance
audioprocessor 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.
Table 1.
Device summary
Order code
TDA7404D
Package
SO-28
Packing
Tube
September 2013
Rev 3
1/35
www.st.com
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