M52742SP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M52742SP Datasheet PDF : 21 Pages
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MITSUBISHI ICs (Monitor)
PRELIMINARY
Notice:This is not a final specification.
Some parametric limits are subject to change.
M52742SP
BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR
DESCRIPTION
M52742SP is semiconductor integrated circuit for CRT display
monitor.
It includes OSD blanking, OSD mixing, retrace blanking, wide band
amplifre, brightness control, uniformity function.
Main/sub contrast and OSD adjust function can be controlled by I2C
bus.
FEATURES
• Frequency band width: RGB.............................200MHz (at -3dB)
OSD..............................................80MHz
Input :RGB.............................................................0.7VP-P (typ.)
OSD..........................................3VP-P minimum (positive)
BLK (for OSD)..........................3VP-P minimum (positive)
Retrace BLK.............................3VP-P minimum (positive)
Output :RGB..........................................................5.5VP-P (max.)
OSD..............................................................5VP-P (max.)
• Main contrast and sub contrast can be controlled by I2C bus.
• Include internal and external pedestal clamp circuit
STRUCTURE
Bipola silicon monolisic IC
APPLICATION
CRT display monitor
RECOMMENDED OPERATING CONDITION
Supply voltage range......................11.5 to 12.5V (V3, V8, V12, V36)
4.5 to 4.4V (V17)
Rated supply voltage..................................12.0V (V3, V8, V12, V36)
5.0V (V17)
MAJOR SPECIFICATION
Bus controlled 3ch video pre-amp with OSD mixing function and
retrace blanking function
PIN CONFIGURATION (TOP VIEW)
OSD BLK IN 1
INPUT(R) 2
VCC1(R) 3
OSD IN(R) 4
GND 1(R) 5
INPUT(G) 6
INPUT(SOG) 7
VCC1(G) 8
OSD IN(G) 9
GND 1(G) 10
INPUT(B) 11
VCC1(B) 12
OSD IN(B) 13
GND 1(B) 14
ABL IN 15
UNIFORMITY IN 16
VCC=5V 17
SOG SEP OUT 18
36 VCC2
35 OUTPUT(R)
34 EXT FEED BACK(R)
33 GND2
32 OUTPUT(G)
31 EXT FEED BACK(G)
30 MAIN BRIGHTNESS
29 OUTPUT(B)
28 EXT FEED BACK(B)
27 RETRACE BLK IN
26 D/A OUT1
25 D/A OUT2
24 D/A OUT3
23 D/A OUT4
22 GND(5V)
21 SDA
20 SCL
19 CLAMP PULSE IN
Outline 36P4E
1
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