MC74HC273A 查看數據表（PDF） - ON Semiconductor

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MC74HC273A

Octal D Flip-Flop with Common Clock and Reset

ON Semiconductor 

MC74HC273A

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ TIMING REQUIREMENTS (CL = 50 pF, Input tr = tf = 6.0 ns)

VCC

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol

Parameter

Figure Volts Min Max Min Max Min Max Unit

tw

Minimum Pulse Width, Reset

2

2.0 60

75

90

ns

3.0 23

27

32

4.5 12

15

18

6.0 10

13

15

tr, tf Maximum Input Rise and Fall Times

1

2.0

3.0

4.5

6.0

1000

800

500

400

1000

800

500

400

1000 ns

800

500

400

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4

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