M52742ASP データシートの表示（PDF） - MITSUBISHI ELECTRIC

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M52742ASP

BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR

MITSUBISHI ELECTRIC  

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MITSUBISHI ICs (Monitor)

M52742ASP

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

1

OSD BLK IN

-

1

2K

R

G

B

2.7V

0.37mA 0.37mA

•Input pulses

3.7 to 5V

GND to1.7V

•Connected to GND if not

used.

2

INPUT (R)

6

INPUT (G)

11

INPUT (B)

3

VCC1 (R)

8

VCC1 (G)

12

VCC1 (B)

4

OSD IN (R)

9

OSD IN (G)

13

OSD IN (B)

5

GND 1 (R)

10

GND 1 (G)

14

GND 1 (B)

22

GND (5V)

33

GND 2

7

INPUT

(S on G)

2k

2k

•Clamped to about 2.5V

2.5

due to clamp pulses

from pin 19.

•Input at low impedance.

0.3mA

2.5V

CP

12

-

•Apply equivalent

voltage to 3 channels.

1k

-

2k

•Input pulses

3.7 to 5V

GND to 1.7V

0.5mA

•Connected to GND if not

2.7V

used.

GND

7

When open≈ 2.5V

0.22mA

-

0.15mA

•SYNC ON GREEN

input pin for sync

separation.

Sync is negative.

3.33V input signal at Pin7,

compare with the

reference voltage of

internal circuit in order to

500

separate sync signal.

•When not used, set to

0.22mA OPEN.

18

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