TEA6321 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

TEA6321

Sound fader control circuit

Philips Electronics 

100 µF Vref 21

VCC

31

2

GND

47 µF

19

9 x 220 nF

16

input

15

left

13

source

11

input

mono

14

source

22

input

20

right

18

source

17

CKIN

POWER

SUPPLY

8.2 nF

CKVL

20 kΩ

220 nF

10

8

2.2 kΩ

3.4 k Ω

150 nF 270 nF 270 nF

9

7

6

5.6 nF

5

Cm

10 nF

12

VOLUME I

+20 to −31 dB

LOUDNESS

LEFT

BASS

LEFT

±18 dB

MUTE

FUNCTION

ZERO CROSS

DETECTOR

TREBLE

LEFT

±12 dB

LOGIC

SOURCE

SELECTOR

VOLUME I

+20 to −31 dB

LOUDNESS

RIGHT

BASS

RIGHT

±18 dB

TREBLE

RIGHT

±12 dB

TEA6321

23

25

24

26

27

28

CKVL 220 nF

8.2 nF 20 kΩ

150 nF 270 nF 270 nF

2.2 kΩ

3.4 k Ω

5.6 nF

VOLUME II

0 to −55 dB

3

BALANCE

FADER REAR

VOLUME II

0 to −55 dB

4

BALANCE

FADER FRONT

32

I2C-BUS

RECEIVER

1

VOLUME II

0 to −55 dB

29

BALANCE

FADER FRONT

VOLUME II

0 to −55 dB

30

BALANCE

FADER REAR

MED838

MUTE

output

left

SCL

SDA

output

right

Fig.1 Block diagram.

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