M52742ASP

Manufacturer Part NumberM52742ASP
DescriptionBus controlled 3-channel video preamp for CRT display monitor
ManufacturerMITSUBISHI
M52742ASP datasheet
 


1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
13
14
15
16
17
18
19
20
21
Page 1/21

Download datasheet (404Kb)Embed
Next
BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR
DESCRIPTION
M52742ASP is semiconductor integrated circuit for CRT display
monitor.
It includes OSD blanking, OSD mixing, retrace blanking, wide band
amplifer, brightness control, uniformity function.
Main/sub contrast and OSD adjust function can be controlled by I
bus.
FEATURES
Frequency band width: RGB.............................200MHz (at -3dB)
OSD..............................................80MHz
Input
:RGB.............................................................0.7V
OSD..........................................3V
BLK (for OSD)..........................3V
Retrace BLK.............................3V
Output :RGB..........................................................5.5V
OSD..............................................................5V
Main contrast and sub contrast can be controlled by I
Include internal and external pedestal clamp circuit
STRUCTURE
Bipolar silicon monolithic IC
APPLICATION
CRT display monitor
RECOMMENDED OPERATING CONDITION
Supply voltage range......................11.5 to 12.5V (V3, V8, V12, V36)
Rated supply voltage..................................12.0V (V3, V8, V12, V36)
MAJOR SPECIFICATION
Bus controlled 3ch video pre-amp with OSD mixing function and
retrace blanking function
1
PIN CONFIGURATION (TOP VIEW)
OSD BLK IN
INPUT(R)
2
C
OSD IN(R)
GND 1(R)
INPUT(G)
INPUT(SOG)
(typ.)
P-P
minimum (positive)
P-P
OSD IN(G)
minimum (positive)
P-P
minimum (positive)
P-P
GND 1(G)
(max.)
P-P
INPUT(B)
(max.)
P-P
2
C bus.
OSD IN(B)
GND 1(B)
UNIFORMITY IN
SOG SEP OUT
4.5 to 5.5V (V17)
5.0V (V17)
MITSUBISHI ICs (Monitor)
M52742ASP
1
36
V
CC2
OUTPUT(R)
2
35
V
(R)
3
34
EXT FEED BACK(R)
CC1
4
33
GND2
5
32
OUTPUT(G)
6
31
EXT FEED BACK(G)
7
MAIN BRIGHTNESS
30
V
(G)
8
29
OUTPUT(B)
CC1
9
28
EXT FEED BACK(B)
10
27
RETRACE BLK IN
11
26
D/A OUT1
12
25
V
(B)
D/A OUT2
CC1
13
24
D/A OUT3
14
23
D/A OUT4
ABL IN
15
22
GND(5V)
16
21
SDA
20
V
=5V
SCL
17
CC
CLAMP PULSE IN
18
19
Outline 36P4E

M52742ASP Summary of contents