TDA7404_08 datasheet(6/35 Pages) STMICROELECTRONICS

No de pièce	TDA7404

Description	Car radio signal processor

Download	35 Pages

Scroll/Zoom	100%

Fabricant	STMICROELECTRONICS [STMicroelectronics]

Site Internet	http://www.st.com

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6 / 35 page

Detailed features

TDA7404

6/35

1

Detailed features

●

Input multiplexer

– 1 pseudo-differential stereo input (selectable single end stereo input)

– 3 single-end stereo inputs

– 1 differential mono input

– In-Gain 0..14 dB, 1 dB steps, 14..20 dB, 2 dB steps

– Auto Zero

●

Beep

–

internal beep with 3 frequencies

–

781 Hz/1.56 kHz/1.8 kHz

●

Mixing stage

–

4 step-mixing-stage with mono or beep as mix-signals

●

Loudness

–

second order frequency response

–

programmable center frequency

–

15 x 1 dB steps

–

selectable low and high frequency boost

–

selectable flat-mode (constant attenuation)

●

Volume

–

1 dB attenuator

–

100 dB range

–

soft-step control with programmable times

●

Bass

–2nd order frequency response

–

center frequency programmable in 4 steps

–

60 Hz / 80 Hz / 100 Hz / 200 Hz

–

Q programmable 1.0/1.25/1.5/2.0

–

DC gain programmable

–+15 dB x 1 dB steps

●

Treble

–2nd order frequency response

–

center frequency programmable in 4 steps

–

10 kHz / 12.5 kHz / 15 kHz / 17.5 kHz

–+15 dB x 1 dB steps

●

Speaker

–

4 independent speaker controls in 1 dB steps

–

control range 50 dB with mute

–

Zero crossing attenuate

●

Subwoofer

–

Stereo output

–

attenuator range 50 dB

●

Mute functions

–direct mute

–

digitally controlled Soft Mute with 4 programmable mute-times

Numéro de pièce similaire - TDA7404_08

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