M52743BSP
Block Diagram
MAIN
BRIGHTNESS
30
OSD IN (R)
INPUT (R)
V
CC1
(R) 12 V
GND1 (R)
OSD IN (G)
INPUT (G)
V
CC1
(G) 12 V
4
2
3
5
9
6
8
Clamp
Sub
contrast
Sub Cont
(8 bit)
Main
contrast
OSD Mix
Amp
Retrace
blanking
32 OUTPUT (G)
Clamp
Sub
contrast
Sub Cont
(8 bit)
Main
contrast
OSD Mix
Amp
Retrace
blanking
35 OUTPUT (R)
RETRACE
BLK IN
27
Clamp
F/B
34 EXT
FEED BACK (R)
GND1 (G) 10
OSD IN (B) 13
INPUT (B) 11
V
CC1
(B) 12 V 12
GND1 (B) 14
CONTRAST 15
(ABL) IN
INPUT (SOG)
7
Sync on
Green Sep
Clamp
Clamp
F/B
31 EXT
FEED BACK (G)
Sub
contrast
Sub Cont
(8 bit)
Main
contrast
OSD Mix
Amp
Retrace
blanking
29 OUTPUT (B)
Main
contrast
8 bit
OSD
level 4 bit
Clamp
F/B
28 EXT
FEED BACK (B)
V
CC
5 V
(DIGITAL)
21 SDA
17
20 SCL
22 GND (5V)
SOG SEP OUT 18
19
CLAMP
PULSE
IN
36
33
1
R Sub Cont 8 bit
G Sub Cont 8 bit
B Sub Cont 8 bit
DAC
BUS
I/F
23 24 25 26
DAC OUTPUT
FOR CUT-OFF Adj
V
CC2
GND2 OSD
BLK IN
= 12 V
REJ03F0193-0201 Rev.2.01 Mar 31, 2008
Page 2 of 25
RENESAS [ RENESAS TECHNOLOGY CORP ]
