STV5730

MULTISTANDARD ON-SCREEN DISPLAY

FOR VCR, PAY-TV, SATELLITE RECEIVER

October 1994

ADVANCE DATA

SO28

(Plastic Micropackage)

ORDER CODE : STV5730

.

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

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SUITABLE FOR S-VHS

.

THREE DIFFERENT MARKERS CAN BE

GENERATED SIMULTANEOUSLY

.

THREE WIRE SERIAL INTERFACE FOR MI-

CROPROCESSOR CONTROL

This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice.

DESCRIPTION

The STV5730 IC is intended to be used in VCR,

Satellite receiver and PAY-TV systems for CVBS or

R/G/B text/graphics insertion.

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9

10

11

12

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28

27

26

25

24

23

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19

18

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16

YOUT

VIDEO IN

FTR

RES

CSYNC

MUTE

DATA

CLK

CSN

R

XTAL OUT

FB

CO

BAR

DGND

AGND

LECHAR

LESCREEN

COUT

CIN

YIN

VIDEO OUT2

15

XTAL IN

VIDEO OUT1

B

G

PIN CONNECTIONS

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