STV5730A datasheet(1/20 Pages) STMICROELECTRONICS

部件名	STV5730A

功能描述	MULTISTANDARD ON-SCREEN DISPLAY FOR VCR, PAY-TV, SATELLITE RECEIVER

PDF	20 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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1 / 20 page

STV5730A

MULTISTANDARD ON-SCREEN DISPLAY

FOR VCR, PAY-TV, SATELLITE RECEIVER

February 1996

SO28

(Plastic Micropackage)

ORDER CODE : STV5730A

.

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

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.

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28

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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

DVDD

AVDD

PIN CONNECTIONS

1/20

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STMicroelectronics	STV5730	332Kb / 19P	MULTISTANDARD ON-SCREEN DISPLAY FOR VCR, PAY-TV, SATELLITE RECEIVER Oct-1994

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