74HCT221N datasheet(6/15 Pages) PHILIPS

部品番号	74HCT221N

部品情報	Dual non-retriggerable monostable multivibrator with reset

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メーカー	PHILIPS [NXP Semiconductors]

ホームページ	http://www.nxp.com

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6 / 15 page

December 1990

6

Philips Semiconductors

Product speciﬁcation

Dual non-retriggerable monostable

multivibrator with reset

74HC/HCT221

DC CHARACTERISTICS FOR 74HC

For the DC characteristics see

“74HC/HCT/HCU/HCMOS Logic Family Specifications”.

Output capability: standard (except for nREXT/CEXT)

ICC category: MSI

AC CHARACTERISTICS FOR 74HC

GND = 0 V; tr =tf = 6 ns; CL = 50 pF

SYMBOL

PARAMETER

Tamb (°C)

UNIT

TEST CONDITIONS

74HC

VCC

(V)

WAVEFORMS

+25

−40 to +85 −40 to +125

min

typ

max. min

max.

min.

max.

tPLH

propagation delay (trigger)

nA, nB to nQ

72

26

21

220

44

37

275

55

47

330

66

56

ns

2.0

4.5

6.0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.10

tPLH

propagation delay (trigger)

nRD to nQ

80

29

23

245

49

42

305

61

52

370

74

63

ns

2.0

4.5

6.0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.10

tPHL

propagation delay (trigger)

nA, nB to nQ

58

21

17

180

36

31

225

45

38

270

54

46

ns

2.0

4.5

6.0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.10

tPHL

propagation delay (trigger)

nRD to nQ

63

23

18

195

39

33

245

49

42

295

59

50

ns

2.0

4.5

6,0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.10

tPLH

propagation delay (reset)

nRD to nQ

66

24

19

200

40

34

250

50

43

300

60

51

ns

2.0

4.5

6.0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.11

tPLH

propagation delay (reset)

nRD to nQ

58

21

17

180

36

31

225

45

38

270

54

46

ns

2.0

4.5

6.0

CEXT = 0 pF;

REXT =5 kΩ;

Fig.11

tTHL/

tTLH

output transition time

19

7

6

75

15

13

95

19

16

110

22

19

ns

2.0

4.5

6.0

Fig.10

tW

trigger pulse width

nA = LOW

75

15

13

25

9

7

95

19

16

110

22

19

ns

2.0

4.5

6.0

Fig.7

tW

trigger pulse width

nB = HIGH

90

18

15

30

11

9

115

23

20

135

27

23

ns

2.0

4.5

6.0

Fig.7

tW

trigger pulse width

nRD = LOW

75

15

13

25

9

7

95

19

16

110

22

19

ns

2.0

4.5

6.0

Fig.8

tW

output pulse width

nQ = LOW

nQ = HIGH

630

700 770

602

798

595

805

µs

5.0

CEXT = 100 nF;

REXT = 10 kΩ;

Fig.10

同様の部品番号 - 74HCT221N

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Nexperia B.V. All right...	74HCT221	804Kb / 19P	Dual non-retriggerable monostable multivibrator with reset Rev. 3 - 26 October 2016
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同様の説明 - 74HCT221N

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