M52744SP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC

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M52744SP

I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER

MITSUBISHI ELECTRIC  

MITSUBISHI ICs (Monitor)

M52743SP/M52744SP

I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER

DESCRIPTION OF PIN (cont.)

Pin No.

Name

DC voltage (V )

Peripheral circuit of pins

Description of function

23

24

25

D/A OUT

−

26

⋅D/A output pin.

Output voltage range is

23

0 to 5V, Max output

current is 0.4mA.

27

Retrace BLK

IN

−

28

EXT Feed

Back (B)

31

EXT Feed

Back (G)

34

EXT Feed

Back (R)

Variable

29

OUTPUT (B)

32

OUTPUT (G)

35

OUTPUT (R)

36

VCC2

Variable

12

Impressed

30

Main

Brightness

−

50k

27

R

G

B

2.25V

⋅Input pulses

2.5 to 5V

0.5V

maximum

⋅Connected to GND if not

used.

35k

28

36

50

50

29

−

⋅A resistor is needed on

the GND side.

Set discretionally to

maximum 15mA,

depending on the

required driving capacity.

⋅Used to supply power to

output emitter follower

only.

35k

30

⋅It is recommended that

the IC be used between

pedestal voltage 2V and

3V.

18

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