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PDF M52743 Data sheet ( Hoja de datos )

Número de pieza M52743
Descripción I 2 C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER
Fabricantes Mitsubishi 
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MITSUBISHI ICs (Monitor)
M52743SP/M52744SP
I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER
DESCRIPTION
M52743SP and M52744SP is semiconductor integrated circuit for
CRT display monitor.
It includes OSD blanking, OSD mixing, retrace blanking, wide band
amplifre, brightness control.
Main/sub contrast and OSD adjust function can be controlled by I2C
bus.
FEATURES
Frequency band width: RGB.............................150MHz (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
NC 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
NC:NO CONNECTION
1

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M52743 pdf
MITSUBISHI ICs (Monitor)
M52743SP/M52744SP
I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER
ELECTRICAL CHARACTERISTICS (cont.)
Symbol
Parameter
Test Input
point 2,6,11 1 4,9,13 19 27 7
(s)
RGB
in
OSD
BLK
OSD
in
CP in
ReT SOG
BLK in
Tr
Pulse
characteristics1
(4VP-P)
OUT
b
SG1
a
a
b
SG5
a
a
Tf
Pulse
characteristics2
(4VP-P)
OUT
b
SG1
a
a
b
SG5
a
a
Clamp pulse
VthCP threshold
voltage
OUT
b
SG1
a
b
a SG5 a
Variable
a
WCP
Clamp pulse
minimum
width
OUT
b
SG1
a
b
a SG5 a
Variable
a
PDCH
Pedestal voltage
temperature
characteristics1
OUT
b
SG1
a
a
b
SG5
a
a
PDCL
Pedestal voltage
temperature
characteristics2
OUT
b
SG1
a
a
b
SG5
a
a
OTr
OSD pulse
characteristics1
OUT
a
a
bb
SG6 SG5
a
a
OTf
OSD pulse
characteristics2
OUT
a
a
bb
SG6 SG5
a
a
Oaj1
OSD adjust control
characteristics1
OUT
a
bb b
SG6 SG6 SG5
a
a
Oaj1
OSD adjust control
relative
characteristics1
− −− − −−
Oaj2
OSD adjust control
characteristics2
OUT
a
bb b
SG6 SG6 SG5
a
a
Oaj2
OSD adjust control
relative
characteristics2
− −− − −−
Oaj3
OSD adjust control
characteristics3
OUT
a
bb b
SG6 SG6 SG5
a
a
Oaj3
OSD adjust control
relative
characteristics3
− −− − −−
OSD input
VthOSD threshold
voltage
OUT
a
bb b
SG6 SG6 SG5
a
Variable
a
OSD BLK input
VthBLK threshold
voltage
OUT
bb
SG1 SG6
a
Variable
b
SG5
a
a
HBLK1
Retrace BLK
characteristics1
OUT
a
a
a
bb
SG5 SG7
a
HBLK2
Retrace BLK
characteristics2
OUT
a
a
a
bb
SG5 SG7
a
HBLK3
Retrace BLK
characteristics3
OUT
a
a
a
bb
SG5 SG7
a
Retrace BLK
VthRET input threshold
voltage
OUT
a
a
a
bb
SG5 SG7
a
Variable
SOG input
SS-NV maximum
SonG
IN
Sync
a
aa
a
b
a SG4
noize voltage OUT
Variable
SOG
SS-SV minimum
SonG
IN
Sync
a
aa
a
b
a SG4
input voltage OUT
Variable
VSH
Sync output
hi level
Sync
OUT
a
aa
a
a
b
SG4
VSL
Sync output
lo level
Sync
OUT
a
aa
a
a
b
SG4
TDS-F
Sync output
delay time1
Sync
OUT
a
aa
a
a
b
SG4
CTL
voltage
BUS CTL (H)
Limits
30
Bri-
ght
15 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 0BH
ABL Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT
cont cont cont cont Adj Adj OUT OUT OUT OUT EXT
123
1234
Min.
Typ. Max.
Va
Vari 5.0 ria FFH FFH FFH 00H 00H FFH FFH FFH FFH 00H
255 255 255 0 0 255 255 255 255 0
able ble
1.7
Vari
able
5.0
Va
ria
ble
3.0
Unit
ns
ns
2.0
5.0
FFH
255
1.0 1.5 2.0 V
2.0 5.0
0.2 0.5 − µs
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
−−
2.0 5.0
−−
2.0 5.0
−−
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
08H
8
08H
8
0FH
15
08H
8
08H
8
08H
8
00H
0
0FH
15
06H
6
00H
0
08H
8
-3.0 0 0.3 V
-3.0 0 0.3 V
3.0 6.0 ns
3.0 6.0 ns
4.6 5.4 6.2 VP-P
0.8 1.0 1.2
2.8 3.3 3.8 VP-P
0.8 1.0 1.2
0 0.1 0.5 VP-P
0.8 1.0 1.2
2.2 2.7 3.2 V
2.2 2.7 3.2 V
1.7 2.0 2.3 V
0.7 1.0 1.3 V
0.1 0.4 0.7 V
1.0 1.5 2.0 V
2.0 5.0
0 0.01 0.02 VP-P
2.0 5.0
2.0 5.0
2.0 5.0
2.0 5.0
0.2 0.3 VP-P
4.5 4.9 5.0 V
0 0.3 0.6 V
0 60 90 ns
5

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M52743 arduino
MITSUBISHI ICs (Monitor)
M52743SP/M52744SP
I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER
I2C BUS CONTROL SECTION SDA, SCL CHARACTERISTICS
Symbol
VIL
VIH
fSCL
tBUF
tHD:STA
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
tr
tf
tSU:STO
Parameter
min. input LOW voltage
max. input HIGH voltage
SCL clock frequency
Time the bus must be free before a new transmission can start
Hold time start condition. After this period the first clock pulse is generated
The LOW period of the clock
The HIGH period of the clock
Set up time for start condition (Only relevant for a repeated start condition)
Hold time DATA
Set-up time DATA
Rise time of both SDA and SCL lines
Fall time of both SDA and SCL lines
Set-up time for stop condition
Min. Max. Unit
-0.5 1.5 V
3.0 5.5 V
0 100 kHz
4.7
µs
4.0
µs
4.7
µs
4.0
µs
4.7
µs
0
µs
250
ns
1000 ns
300 ns
4.0
µs
TIMING DIAGRAM
SDA
VIH
VIL
tHD:STA
tr, tf
tSU:DAT
tHD:DAT
SCL
VIH
VIL
S
tLOW
tHIGH
tSU:STA
S
tBUF
tSU:STO
PS
11

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