IN74ACT161N Просмотр технического описания (PDF) - IK Semicon Co., Ltd

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Компоненты Описание

производитель

IN74ACT161N

Presettable Counter High-Speed Silicon-Gate CMOS

IK Semicon Co., Ltd 

IN74ACT161

TIMING REQUIREMENTS (VCC=5.0V±10%, CL=50pF,Input tr=tf=3.0 ns)

Symbol

Parameter

tSU

Minimum Setup Time, Preset Data Inputs to

Clock (Figure 4)

th

Minimum Hold Time, Clock to Preset Data Inputs

(Figure 4)

tSU

Minimum Setup Time,Load to Clock (Figure 4)

th

Minimum Hold Time, Clock to Load (Figure 4)

tSU

Minimum Setup Time, Enable T or Enable P to

Clock (Figure 5)

th

Minimum Hold Time, Clock to Enable T or

Enable P (Figure 5)

tw

Minimum Pulse Width, Clock (Load) (Figure 1)

tw

Minimum Pulse Width, Clock (Count)(Figure 1)

tw

Minimum Pulse Width, Reset (Figure 2)

trec

Minimum Recovery Time, Reset to Clock (Figure

2)

Guaranteed Limit

+25° C

-40° C

Unit

to +85° C

9.5

11.5

ns

0

0

ns

8.5

9.5

ns

-0.5

-0.5

ns

5.5

6.5

ns

0

0

ns

3.0

3.5

ns

3.0

3.5

ns

3.0

7.5

ns

0

0.5

ns

Rev. 00

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