5.6 Switching Characteristics

over recommended operating free-air temperature range, CL = 150 pF (unless otherwise noted) (see Parameter

Measurement Information)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC (V)

TA = 25°C

SN54HC151

SN74HC151

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

tpd

A, B, or C

Y or W

2

107

350

525

440

ns

4.5

33

70

105

88

6

30

59

89

76

Any D

Y or W

2

90

275

415

345

4.5

29

51

83

69

6

25

47

72

59

G

Y or W

2

67

205

310

255

4.5

21

41

62

51

6

18

35

53

43

tt

Y or W

2

51

210

315

265

ns

4.5

16

42

63

53

6

14

36

53

45

5.7 Operating Characteristics

TA = 25℃

PARAMETER

TEST CONDITIONS

TYP

UNIT

Cpd

Power dissipation capacitance

No load

70

pF

SN54HC151, SN74HC151

SCLS110F – DECEMBER 1982 – REVISED FEBRUARY 2022

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