Sound / audio processor for automotive application
STMicroelectronics

The TDA7418 includes a high performance audio procesor with fully integrated 3-Band filters to process signals at audible frequencies. The digital control allows a full programming of the audioprocessor and filters characteristics.

Key Features

Input Multiplexer
PD/SE4: pseudo differential stereo input, programmable as single-ended input
SE1: stereo single-end input
SE2: stereo single-end input
SE3: stereo single-end input
input gain adjust from 0 to 15dB with 1dB steps
internal offset-cancellation (AutoZero)
Loudness
Second order frequency response
programmable center frequency (400Hz/800Hz/2400Hz)
15dB with 1dB steps
selectable low & high frequency boost
selectable flat-mode (constant attenuation)
Volume
+15dB to -79dB with 1dB step resolution
soft-step control with programmable blend times