TDA8421 Ver la hoja de datos (PDF) - Philips Electronics

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TDA8421

Hi-fi stereo audio processor; I²C-bus

Philips Electronics 

Philips Semiconductors

Hi-fi stereo audio processor; I2C bus

Product specification

TDA8421

GENERAL DESCRIPTION

The TDA8421 is a monolithic bipolar integrated stereo sound circuit with a loudspeaker channel (CH1) and a headphone

channel (CH2), digital controlled via the I2C bus, for application in hi-fi audio and television sound.

Features

• Input selector

• Mode selector

• Loudspeaker channel (CH1); with volume control, balance control and mute

• Headphone channel (CH2); with volume control, balance control and mute

• Pseudo stereo and spatial function

• Bass and treble control

• Electrostatic discharge protection diodes

QUICK REFERENCE DATA

PARAMETER

Supply voltage (pin 4)

Input signal handling

Input sensitivity

full power at the output stage

Signal plus noise-to-noise ratio

Total harmonic distortion

Channel separation

Volume control range CH1

Treble control range

Bass control range

Volume control range CH2

SYMBOL

VCC

VI

Vi

(S+N)/N

THD

α

G

G

G

G

MIN.

7,5

2

−

−

−

−

−62

−12

−12

−62

PACKAGE OUTLINE

28-lead dual in-line; plastic (SOT117); SOT 117-1; 1996 november 19.

TYP.

12

−

200

90

0,05

75

−

−

−

−

MAX.

14

−

UNIT

V

V

−

mV

−

dB

−

%

−

dB

16

dB

12

dB

15

dB

0

dB

May 1988

2

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