M52390 データシートの表示（PDF） - Mitsumi

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M52390

NTSC/PAL ENCODER

Mitsumi 

DESCRIPTION OF PIN (cont.)

Pin No.

Name

Peripheral circuit of pins

600µ

MITSUBISHI ICs (AV COMMON)

M52390FP

NTSC/PAL ENCODER

Pin voltage

AC : VIDEO 2VP-P

Pedestal section 1.8V

Remarks

10

VIDEO OUT

11

VCC

12

YS

13

VRE G

14

Y IN

15

Y OUT

900µ

10k

100µ

8k

DC : 5V

ICC : 50mA

Switching signal input VTH=1.5±0.3V

for superimposing

Hi : RGB IN output

YS

Lo : VIDEO IN output

5k

5

VTH

0

Hi : picture insertion

(RGB IN output)

Setting of output at pin 5

when voltage at pin 15 is

5V

12

5 Output at pin

Hi

R-Y

Lo

B-Y

DC : 2.1V

500

Recommended value of

external circuit

C=47µ

25k 14k 1k

25k

etc.

1.53k 1.53k

1k

2P

10k

200µ

100

10k

200µ

5k

9k

13

12k

PAL mode at 2mA

R1

OUT

Y

DL

IN

R2

AC : Y 0.5VP-P

+ Pedestal section 2.1V

C

AC : Y 1VP-P

Pedestal section 2.1V

1.5m

30k

50µ

5 Test mode output when

12

5 Output at pin

voltage at pin 5 is 5V

Hi

R-Y

Pulse output

Lo

B-Y

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