HMP8112 データシートの表示（PDF） - Harris Semiconductor

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HMP8112

NTSC/PAL Video Decoder

Harris Semiconductor 

HMP8112

Functional Block Diagrams (Continued)

GAIN_CTRL

CCLAMP_CAP

CLAMP

LOGIC

AND

GAIN

CONTROL

DIGITAL COMPARATOR

CLAMP

EXTERNAL

ANTIALIASING

FILTER

CIN3

-

+

EXTERNAL

ANTIALIASING

FILTER

8-BIT

ADC

C

CR[7:0]

SOURCE

SELECT

L_OUT L_ADIN

LIN0

LIN1

LIN2

INPUT

+

MUX

-

8-BIT

ADC

Y, CVBS

L[7:0]

LCLAMP_CAP

LAGC_CAP

AGC

AND

CLAMP

LOGIC

DIGITAL COMPARATORS

SYNC LEVEL

BLACK LEVEL

WHITE PEAK LEVEL

WHITE

PEAK

ENABLE

(WPE)

VIDEO INPUT

3

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