SN74LS377 查看數據表（PDF） - ON Semiconductor

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SN74LS377

Octal D flip-Flop with Enable

ON Semiconductor 

SN74LS377

TRUTH TABLE

E

CP

Dn

Qn

Qn

H

X

No

No

Change Change

L

H

H

L

L

L

L

H

L = LOW Voltage Level

H = HIGH Voltage Level

X = Immaterial

CP

D OR E

Q

AC WAVEFORM

1.3 V

ts(H)

*

1.3 V

1/fmax

tW

th(H)ts(L)

tPLH

1.3 V

1.3 V

th(L)

1.3 V

tPHL

1.3 V

*The shaded areas indicate when the input is permitted to

change for predictable output performance.

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