MC74HC4040A_05 데이터 시트보기 (PDF) - ON Semiconductor

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MC74HC4040A_05

12−Stage Binary Ripple Counter

ON Semiconductor 

MC74HC4040A

SWITCHING WAVEFORMS (continued)

Qn

50%

tPLH

VCC

GND

tPHL

Qn+1

50%

DEVICE

UNDER

TEST

TEST

POINT

OUTPUT

CL*

Figure 5.

*Includes all probe and jig capacitance

Figure 6. Test Circuit

Q1

Q2

Q3

Q10

Q11

Q12

9

7

6

14

15

1

Clock 10

Reset 11

CQ

CQ

CQ

CQ

CQ

CQ

CQ

R

CQ

R

CQ

CQ

Q4 = Pin 5

Q5 = Pin 3

Q6 = Pin 2

Q7 = Pin 4

Q8 = Pin 13

Q9 = Pin 12

Figure 7. Expanded Logic Diagram

CQ

C

VCC = Pin 16

GND = Pin 8

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