M52745SP データシートの表示（PDF） - MITSUBISHI ELECTRIC

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M52745SP

BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR

MITSUBISHI ELECTRIC  

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MITSUBISHI ICs (Monitor)

M52745SP

BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR

DESCRIPTION OF PIN

Pin No.

Name

DC voltage (V )

Peripheral circuit of pins

Description of function

5

OSD BLK IN

-

R

G

5

B

0.4mA

•Input pulses

3.7 to 5V

GND to1.7V

2.7V

•Connected to GND if not

used.

6

INPUT (R)

9

INPUT (B)

11

INPUT (G)

7

VCC

12

2

OSD IN (R)

3

OSD IN (B)

4

OSD IN (G)

10

15

19

GND

26

13

INPUT

(S on G)

2k

2k

•Clamped to about 2.5V

2.5

due to clamp pulses

from pin 16.

•Input at low impedance.

0.3mA

2.5V

CP

12

-

•Apply equivalent

voltage to 3 channels.

1k

-

•Input pulses

4.0 to 5V

2.5 to 3V

GND to 1.5V

•Connected to GND if not

1mA

3.5V

2.0V used.

GND

When open≈ 2.5V

-

17

500

1k

3.2V

13

•SYNC ON GREEN

input pin for sync

separation.

Sync is negative.

input signal at Pin7,

compare with the

reference voltage of

internal circuit in order to

separate sync signal.

•When not used, set to

OPEN.

18

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