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STV5730A

MULTISTANDARD ON-SCREEN DISPLAY

FOR VCR, PAY-TV, SATELLITE RECEIVER

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A CHARACTER GENERATOR WITH ASCII

RAM AND CHARACTER ROM :

- 128 characters

- 12 dots x 18 lines character composition

- 11 rows x 28 characters page composition

ACCURATE INTERNAL BANDGAP VOLTAGE

REFERENCE

LINE LOCKED PLL

VIDEO TIMING GENERATOR

INPUT CVBS CLAMP AND SYNC EXTRAC-

TOR

VERTICAL SYNC SEPARATOR

INPUT CVBS SYNC RE-INSERTION

INPUT CVBS PRESENCE DETECTOR

PAL/NTSC CHROMA ENCODER

DEDICATED PINS FOR LUMA AND CHROMA

EXTERNAL FILTERING

GAIN ON CVBS OUTPUT FOR EITHER 0dB

OR 6dB CAPABILITY

MULTISTANDARD TRANSLUCENT MIXED

MODE

OPAQUE MIXED MODE

NORMAL FULL PAGE MODE

VIDEO FULL PAGE MODE

SUITABLE FOR S-VHS

THREE DIFFERENT MARKERS CAN BE

GENERATED SIMULTANEOUSLY

THREE WIRE SERIAL INTERFACE FOR MI-

CROPROCESSOR CONTROL

SO28

(Plastic Micropackage)

ORDER CODE :

STV5730A

PIN CONNECTIONS

YOUT

VIDEO IN

RES

FTR

AV

DD

DV

DD

CSYNC

XTAL IN

XTAL OUT

MUTE

DATA

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

YIN

VIDEO OUT1

VIDEO OUT2

CIN

COUT

LESCREEN

LECHAR

AGND

DGND

BAR

CO

FB

5730A-01.EPS

DESCRIPTION

The STV5730A IC is intended to be used in VCR,

Satellite receiver and PAY-TV systems for CVBS or

R/G/B text/graphics insertion.

February 1996

CLK

CSN

R

B

G

1/20

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