TDA7461ND Ver la hoja de datos (PDF) - STMicroelectronics

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Lista de partido

TDA7461ND

Car radio signal processor

STMicroelectronics 

TDA7461

Electrical specification

2.5

2.5.1

2.5.2

2.5.3

2.5.4

2.5.5

2.5.6

Audio processor part feature

Input multiplexer

● Fully differential or quasi-differential CD and cassette stereo input

● AM mono or stereo input

● Phone differential or single ended input

● Internal beep with 2 frequencies (selectable)

● Mixable phone and beep signals

● Loudness

● Second order frequency response

● Programmable center frequency and quality factor

● 15 x 1 dB steps

● Selectable flat-mode (constant attenuation)

Volume control

● 1 dB attenuator

● Max. gain 20 dB

● Max. attenuation 79 dB

● Soft-step gain control

Bass control

● 2nd order frequency response

● Center frequency programmable in 4 (5) steps

● DC gain programmable

● 7 x 2 dB steps

Treble control

● 2nd order frequency response

● Center frequency programmable in 4 steps

● 7 x 2 dB steps

Speaker control

4 independent speaker controls (1 dB steps control range 50 dB)

Mute function

● Direct mute

● Digitally controlled softmute with 4 programmable time constants

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