M52325AP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC

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M52325AP

SECAM DECODER

MITSUBISHI ELECTRIC  

CVBS

IN

16

ACC

MITSUBISHI LINEAR INTEGRATED CIRCUIT

M52325AP

SECAM DECODER

BELL

OUT

2

PLL

auto2

12

0.1µ F

PLL

auto1

13

BELL

FILTER

AMP

PLL

Vcc=8.0V

+

3

BANDGAP

BAND

GAP

4

BELL

ref.

7

BELL

TUNING

IDENT

DE-

EMPHASIS

SECAM

SW.

B-Y

OUTPUT

10 -(B-Y)

OUT

R-Y

OUTPUT

9

-(R-Y)

OUT

INTERFACE

PLL

TUNING

1

fref /

IDENT

5

KILLER

OUT

8

PLL

ref.

PULSE

GEN.

15

SAND

IN

6

GND

14

BLACK

ADJ. R

fig.1 M52325AP block diagram

11

BLACK

ADJ. B

pin 15

SAND IN

pin 1

fref / IDENT

pin 9

-(R-Y) OUT

pin 10

-(B-Y) OUT

3.85V

2.0V

1.25V

SAND IN detection level

BGP : 3.85V

HBLK : 2.0V

VBLK : 1.25V

fref = 4.433619MHz

0.2~0.5Vp-p

4.0VDC at SECAM

1.5VDC at no SECAM

fig.2 timing waveforms

MITSUBISHI

2 - 13

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