EL4511 查看數據表（PDF） - Intersil

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EL4511

Super Sync Separator

Intersil 

EL4511

Timing Diagram 2 - Example of Horizontal Interval 525/625 Line Composite

CONDITIONS: VCCA1 = VCCA2 = VCCD = +5V, TA = 25°C, FILTER IN (REGISTER 2 BIT 4 = 1)

COLOR BURST

INPUT

DYNAMIC

SYNC LEVEL

RANGE

0.5V-2V

(@VCCA1=5V) SYNC IN

0.5V-1V

(@VCCA1=3.3V)

50%

SYNC

TIP

VSYNC

(SYNC TIP

VOLTAGE)

VSLICE

WHITE LEVEL

VBLANK

(BLANKING LEVEL

VOLTAGE)

tdSYNCOUT

SYNC OUT

DEPENDS ON WIDTH OF INPUT SYNC AT 50% LEVEL

VIDEO

SYNC

tdHOUT

HOUT

BACKPORCH

THOUT

TBACKPORCH

tdBACKPORCH

Filter In

PARAMETER

DESCRIPTION

tdSYNCOUT

SYNCOUT Timing Relative to Input

tdHOUT

HOUT Timing Relative to Input

tdBACKPORCH BACKPORCH Timing Relative to Input

THOUT

Horizontal Output Width

TBACKPORCH

BACKPORCH (Clamp) Width

NOTE:

1. Delay variation is less than 2.5ns over temperature range.

CONDITIONS

See Timing Diagram 2

See Timing Diagram 2

See Timing Diagram 2

See Timing Diagram 2

See Timing Diagram 2

TYP

(Note 1)

220

470

525

1545

3345

UNIT

ns

ns

ns

ns

ns

11

FN7009.7

July 21, 2005

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