DM74AS874NT 查看數據表（PDF） - Fairchild Semiconductor

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DM74AS874NT

Dual 4-Bit D-Type Edge-Triggered Flip-Flop

Fairchild Semiconductor 

Function Table

Inputs

CLR

D

X

X

L

X

H

H

H

L

H

X

L = LOW State

H = HIGH State

X = Don’t Care

↑ = Positive Edge Transition

Z = High Impedance State

Q0 = Previous Condition of Q

CLK

X

X

↑

↑

L

Output

OC

Q

H

Z

L

L

L

H

L

L

L

Q0

Logic Diagram

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