TDA7402 datasheet(4/59 Pages) STMICROELECTRONICS

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TDA7402

4/59

Audioprocessor Part Features:

Input Multiplexer

2 fully differential CD stereo inputs with programmable attenuation

1 single-ended stereo input

2 differential mono input

1 single-ended mono input

In-Gain 0..15dB, 1dB steps

internal Offset-cancellation (AutoZero)

separate second source-selector

Beep

internal Beep with 4 frequencies

Mixing stage

Beep, Phone and Navigation mixable to all speaker-outputs

Loudness

programmable center frequency and frequency response

15 x 1dB steps

selectable flat-mode (constant attenuation)

Volume

0.5dB attenuator

100dB range

soft-step control with programmable times

Compander

dynamic range compression for use with CD

2:1 compression rate

programmable max. gain

Bass

2nd order frequency response

center frequency programmable in 8 steps

DC gain programmable

+ 15 x 1dB steps

Treble

2nd order frequency response

center frequency programmable in 4 steps

+15 x 1dB steps

Voice Bandpass

2nd order butterworth highpass filter with programmable cut-off frequency

2nd order butterworth lowpass filter with programmable cut-off frequency

selectable flat-mode

Speaker

4 independent speaker controls in 1dB steps

control range 95dB

separate Mute

Subwoofer

single-ended stereo output

independent stereo level controls in 1dB steps

control range 95dB

separate Mute

Mute Functions

direct mute

digitally controlled SoftMute with 4 programmable mute-times

Pause Detector

programmable threshold

TDA7402 数据表(PDF) 4 Page - STMicroelectronics

TDA7402 数据表(HTML) 4 Page - STMicroelectronics

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