M52742ASP datasheet(2/27 Pages) RENESAS

tên linh kiện	M52742ASP

Giải thích chi tiết về linh kiện	BUS Controlled 3-Channel Video Preamp for CRT Display Monitor

PDF	27 Pages

Scroll/Zoom	100%

nhà sản xuất	RENESAS [Renesas Technology Corp]

Trang chủ	http://www.renesas.com

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2 / 27 page

M52742ASP

REJ03F0192-0201 Rev.2.01 Mar 31, 2008

Page 2 of 26

Block Diagram

VCC1 (R) 12 V

OSD IN (R)

23 24 25 26

Clamp

Sub Cont

(8 bit)

Sub Cont

(8 bit)

Sub Cont

(8 bit)

Clamp

Sync on

Green Sep

Clamp

F/B

Sub

contrast

Sub

contrast

Sub

contrast

Main

contrast

Main

contrast

Main

contrast

OSD Mix

Amp

Clamp

F/B

Amp

Clamp

F/B

DAC

BUS

I/F

Amp

Retrace

blanking

Retrace

blanking

Retrace

blanking

INPUT (R)

GND1 (R)

OSD IN (G)

INPUT (G)

VCC1 (G) 12 V

GND1 (G)

OSD IN (B)

INPUT (B)

VCC1 (B) 12 V

GND1 (B)

CONTRAST

(ABL) IN

INPUT (SOG)

SOG SEP OUT

UNIFORMITY

OSD

BLK IN

R Sub Cont 8 bit

OSD

level 4 bit

Main

contrast

8 bit

G Sub Cont 8 bit

B Sub Cont 8 bit

CLAMP

PULSE

VCC2

= 12 V

GND2

DAC OUTPUT

FOR CUT-OFF adj

OUTPUT (R)

EXT

FEED BACK (R)

OUTPUT (G)

EXT

FEED BACK (G)

OUTPUT (B)

EXT

FEED BACK (B)

SDA

SCL

GND (5 V)

RETRACE

BLK IN

MAIN

BRIGHTNESS

VCC 5 V

(DIGITAL)

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