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MC74HCT273AH

Octal D Flip−Flop with Common Clock and Reset with LSTTL−Compatible Inputs

ON Semiconductor 

MC74HCT273A

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ TIMING REQUIREMENTS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6.0 ns)

Guaranteed Limit

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ – 55 to 25_C

v 85_C

v 125_C

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol

Parameter

Fig. Min Max Min Max Min Max Unit

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tsu Minimum Setup Time, Data to Clock

3

10

12

15

ns

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ th

Minimum Hold Time, Clock to Data

3

3.0

3.0

3.0

ns

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ trec Minimum Recovery Time, Set or Reset Inactive to Clock

2

5.0

5.0

5.0

ns

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tw

Minimum Pulse Width, Clock

1

12

15

18

ns

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tw

Minimum Pulse Width, Set or Reset

2

12

15

18

ns

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tr, tf Maximum Input Rise and Fall Times

1

500

500

500 ns

http://onsemi.com

4

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