SM5838AS 查看數據表（PDF） - Nippon Precision Circuits

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SM5838AS

5120 × 8-bit Synchronous FIFO

Nippon Precision Circuits  

SM5838AS

Wipe Function (Screen Switching)

Because RE and OE operate independently, a screen

wipe function can be realized using 2 SM5838AS

devices by switching OE LOW/HIGH in field units.

Screen wipe (OE changes in field units)

909

012345

CLK

WE

RW

(A)DIN

(B)DIN

(A)RE

nH-1H

012345

nH'-1H

012345

nH

012345

909

nH'

012345

909

nH+1H

012345

nH+2H

012345

909

909

909

nH'+1H

nH'+2H

012345

012345

909

909

909

(A)OE

(A)RR

(A)DOUT

(B)RE

nH-2H

45

909

nH-1H

45

909

nH

45

909

nH+1H

45

909

(B)OE

(B)RR

(B)DOUT

nH'-2H

0123

nH'-1H

0123

nH'

0123

nH'+1H

0123

Screen wipe image (left to right)

(B)

(A)

NIPPON PRECISION CIRCUITS—13

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