MC74AC377 查看數據表（PDF） - ON Semiconductor

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MC74AC377

Octal D Flip−Flop with Clock Enable

ON Semiconductor 

MC74AC377, MC74ACT377

SWITCHING WAVEFORMS

tr

tf

CLOCK

50%

tw

1/fmax

tPLH

tPHL

Q 50%

Figure 4.

VCC

GND

CE

CLOCK

50%

tsu

th

50%

Figure 5.

VCC

VCC

GND

DATA

CLOCK

VALID

50%

tsu

th

50%

Figure 6.

VCC

GND

VCC

GND

DEVICE

UNDER

TEST

OUTPUT

450 W

CL*

*Includes all probe and jig capacitance

Figure 7. Test Circuit

50 W SCOPE

TEST POINT

http://onsemi.com

6

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