74LS193 데이터 시트보기 (PDF) - Fairchild Semiconductor

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74LS193

Synchronous 4-Bit Binary Counter with Dual Clock

Fairchild Semiconductor 

AC Electrical Characteristics

Symbol

Parameter

From (Input)

To (Output)

fMAX

tPLH

tPHL

tPLH

tPHL

tPLH

tPHL

tPLH

tPHL

tPHL

Maximum Clock Frequency

Propagation Delay Time

LOW-to-HIGH Level Output

Propagation Delay Time

HIGH-to-LOW Level Output

Propagation Delay Time

LOW-to-HIGH Level Output

Propagation Delay Time

HIGH-to-LOW Level Output

Propagation Delay Time

LOW-to-HIGH Level Output

Propagation Delay Time

HIGH-to-LOW Level Output

Propagation Delay Time

LOW-to-HIGH Level Output

Propagation Delay Time

HIGH-to-LOW Level Output

Propagation Delay Time

HIGH-to-LOW Level Output

Count Up

to Carry

Count Up

to Carry

Count Down

to Borrow

Count Down

to Borrow

Either Count

to Any Q

Either Count

to Any Q

Load to

Any Q

Load to

Any Q

Clear to

Any Q

RL = 2 kΩ

CL = 15 pF

Min

Max

25

26

CL = 50 pF

Min

Max

20

30

24

36

24

29

24

32

38

45

47

54

40

41

40

47

35

44

Units

MHz

ns

ns

ns

ns

ns

ns

ns

ns

ns

5

www.fairchildsemi.com

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