MC74HC174A 데이터 시트보기 (PDF) - ON Semiconductor

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MC74HC174A

Hex D Flip−Flop with Common Clock and Reset

ON Semiconductor 

MC74HC174A

CLOCK 9

D0 3

RESET 1

D1 4

EXPANDED LOGIC DIAGRAM

C

Q

D

R

2 Q0

C

Q

D

R

5 Q1

D2 6

C

Q

D

R

7 Q2

D3 11

C

Q

D

R

10 Q3

D4 13

C

Q

D

R

12 Q4

D5 14

C

Q

D

R

15 Q5

CLOCK

tr

tf

90%

50%

10%

tw

1/fmax

tPLH

tPHL

90%

Q 50%

10%

tTLH

tTHL

Figure 1.

DATA

CLOCK

VALID

50%

tsu

th

50%

Figure 3.

SWITCHING WAVEFORMS

VCC

tw

RESET

VCC

50%

GND

GND

tPHL

Q

CLOCK

trec

VCC

50%

GND

Figure 2.

TEST POINT

OUTPUT

VCC

DEVICE

UNDER

GND

TEST

CL*

VCC

*Includes all probe and jig capacitance

GND

Figure 4. Test Circuit

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