TDA3833 データシートの表示（PDF） - Philips Electronics

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TDA3833

BTSC-stereo/SAP/DBX decoder and DBX expander

Philips Electronics 

Philips Semiconductors

BTSC-stereo/SAP/DBX decoder and DBX expander

Product specification

TDA3833

PINNING

SYMBOL

Vi

ILV

fref

CSAP

CND

SAPI

Vo HP

Vo SAP

SAPLV

LRLV

MODE

C1SPB

DBXLV

C1WB

DBXT

C2SPB

C2WB

C1DC

C2DC

EMPH1

DBXIN

EMPH2

VoAF1

VoAF2

GND

Cref

VCO

LOOP

STERI

PILOT

Cpil

VP

PIN

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

DESCRIPTION

composite input signal (MPX/SAP)

input level control

adjustment of filter reference

SAP identity smoothing capacitor

SAP noise detector smoothing capacitor

SAP indicator output (sink)

SAP/mono headphone output

output signal SAP/(L-R) without DBX

SAP level control

(L-R) level control

4-state mode control

spectral band timing capacitor

DBX spectral adjust

wideband timing capacitor

DBX timing adjust

spectral RMS-detector smoothing capacitor

wideband RMS-detector smoothing capacitor

DC decoupling capacitor 1 for offset compensation

DC decoupling capacitor 2 for offset compensation

time constant for variable emphasis

DBX signal input

time constant for variable emphasis

AF output signal right/SAP or mono

AF output signal left/SAP or mono

ground (0 V)

smoothing capacitor for internal reference voltage

VCO free running frequency adjustment

phase detector loop filter

stereo indicator output (sink)

pilot cancel adjustment

pilot detector smoothing capacitor, VCO/4 output

+5 V supply voltage

Fig.2 Pin configuration.

September 1992

4

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