TDA4665 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

TDA4665

I²C-bus controlled PAL/NTSC TV processors

Philips Electronics 

VP2 (+8 V)

FBI

PH2LF

SCO

VP1 (+8 V)

8

37

SCL

SDA

PH1LF

DECBG

DECDIG

HOUT

3

4

44

51

43 41 39 40

TDA8376(A)

I2C-BUS

TRANSCEIVER

CONTROL DACs

16 x 6 bits

2 x 4 bits

VIDEO

IDENTIFICATION

VCO

AND

CONTROL

ref

SYNC

SEPARATOR

AND 1st LOOP

VERTICAL

SYNC

SEPARATOR

ref

2nd LOOP AND

HORIZONTAL

OUTPUT

HORIZONTAL/

VERTICAL

DIVIDER

BLACK

STRETCHER

EW

46

GEOMETRY

49

47

VERTICAL

GEOMETRY

48

50

51

2

WHITE

BLACK

CURRENT

18

POINT STABILIZER

BRI CONTR 22

SW

CVBS

SWITCH

TRAP BAND PASS

FILTER

TUNING

SW

S-VHS SWITCH

HUE

PAL/NTSC

DECODER

DELAY,

PEAKING AND

CORING

SAT

G-Y MATRIX

AND

SAT CONTROL

RGB MATRIX

AND

21

20

19

OUTPUT

14

RGB INPUT 15

AND

16

SWITCH 17

10 42 45

9 13

6 7 11 38

12 36

GND1 GND2 GND3

CVBSEXT

CVBSINT

CHROMA

DECFT

PIPO

CVBS/TXT

CVBS/Y

35 34 33

DET

4.4 3.6

MHz MHz

30 29 32

RYO BYO RYI

TDA4665

31 28 27

BYI

LUMIN

23 24 25 26

RI1 GI1 BI1

RGBIN1

EWD

EHTO

VDR(p)

VDR(n)

VSC

Iref

CBLK

BLKIN

BCLIN

RO

GO

BO

RGBIN2

RI2

GI2

BI2

MGE078

SECref

XTAL2 XTAL1

LUMOUT

Fig.1 Block diagram (SDIP52; SOT247-1).

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