TEA5040S Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

TEA5040S

WIDE BAND VIDEO PROCESSOR

STMicroelectronics 

TEA5040S

WIDE BAND VIDEO PROCESSOR

. DIGITAL CONTROL OF BRIGHTNESS,

SATURATION AND CONTRAST ON TV SIG-

NALS AND R, G, B INTERNAL OR EXTER-

NAL SOURCES

. BUS DRIVE OF SWITCHING FUNCTIONS

. DEMATRIXING OF R, G, B SIGNALS FROM

Y, R-Y, B-Y, TV MODE INPUTS

. MATRIXING OF R, G, B SOURCES INTO

Y, R-Y, B-Y SIGNALS

. AUTOMATIC DRIVE AND CUT-OFF CON-

TROLS BY DIGITAL PROCESSING DURING

FRAME RETRACE

. PEAK AND AVERAGE BEAM CURRENT LIMI-

TATION

. ON-CHIP SWITCHING FOR R, G, B INPUT

SELECTION

. ON-CHIP INSERTION OF INTERNAL OR EX-

TERNAL R, G, B SOURCES

DESCRIPTION

The TEA5040S is a serial bus-controlled video-

processing device which integrates a complex ar-

chitecture fulfilling multiple functions.

SDIP42

(Plastic Package)

ORDER CODE : TEA5040S

PIN CONNECTIONS

VCC

1

R INTERNAL INPUT 2

R EXTERNAL INPUT 3

G INTERNAL INPUT 4

G EXTERNAL INPUT 5

B INTERNAL INPUT 6

B EXTERNAL INPUT 7

FB EXTERNAL INPUT 8

FB INTERNAL INPUT 9

B-Y INPUT

10

R-Y INPUT

11

Y INPUT 12

CLOCK 13

DATA 14

ENABLE 15

VOLTAGE REFERENCE 16

R CLAMP MEMORY

17

G CLAMP MEMORY 18

B CLAMP MEMORY

19

GROUND 20

NOT TO BE CONNECTED 21

42 SWITCHABLE VIDEO OUTPUT

41 SYNCHRO INPUT

40

INTERNAL VIDEO OUTPUT

39

INTERNAL VIDEO INPUT

38

AVERAGE BEAM LIMIT. REF

37

EXTERNAL VIDEO INPUT

36

AVERAGEBEAMCURRENTFILTER

35

LEAKAGE CURRENT FILTER

34

CATHODE CURRENT INPUT

33

SWITCH CUT-OFF RESISTANCE

32

SUPER SANDCASTLE INPUT

31

B OUTPUT

30

CUT-OFFMEMORY (B CHANNEL)

29

DRIVE MEMORY (B CHANNEL)

28

G OUTPUT

27

CUT-OFF MEMORY (G CHANNEL)

26

DRIVE MEMORY (G CHANNEL)

25

R OUTPUT

24

CUT-OFF MEMORY (R CHANNEL)

23

DRIVE MEMORY (R CHANNEL)

22

NOT TO BE CONNECTED

April 1993

1/12

Share Link: