MC74HC589A(2000) 데이터 시트보기 (PDF) - ON Semiconductor

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MC74HC589A
(Rev.:2000)

8-Bit Serial or Parallel-Input/Serial-Output Shift Register with 3-State Output

ON Semiconductor 

MC74HC589A

TIMING DIAGRAM

SHIFT CLOCK

SERIAL DATA

INPUT, SA

OUTPUT ENABLE

SERIAL SHIFT/

PARALLEL LOAD

LATCH CLOCK

AL

H

BL

L

L

L

L

L

CL

H

PARALLEL D L

L

DATA

INPUTS

EL

H

FL

H

GL

L

L

L

L

L

L

H

L

H

L

L

HL

H

H

H

QH

HIGH IMPEDANCE

ÉÉÉÉÉÉÉÉÉÉ SERIAL SHIFT

HL

H HL H

SERIAL SHIFT

L

HL

H LLL

SERIAL SHIFT

H

L HH

SERIAL

SHIFT

RESET LATCH LOAD LATCH PARALLEL LOAD

AND SHIFT REGISTER

SHIFT REGISTER

LOAD LATCH PARALLEL LOAD PARALLEL LOAD, LATCH

SHIFT REGISTER AND SHIFT REGISTER

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