4

Quiescent Device

Current

GND

0

6

-

-

2

-

20

-

40

µA

PARAMETER

SYMBOL

TEST

CONDITIONS

(V)

UNITS

MIN

TYP

MAX

MIN

MAX

MIN

MAX

PARAMETER

SYMBOL

TEST

CONDITIONS

UNITS

MIN

TYP

MAX

MIN

MAX

MIN

MAX

HC TYPES

Propagation Delay,

nA to nY HC4049

nA to nY HC4050

2

-

-

85

-

105

-

130

ns

4.5

-

-

17

-

21

-

26

ns

6

-

-

14

-

18

-

22

ns

5

-

6

-

-

-

-

-

ns

Transition Times (Figure 1)

2

-

-

75

-

95

-

110

ns

4.5

-

-

15

-

19

-

22

ns

6

-

-

13

-

16

-

19

ns

Input Capacitance

-

-

-

-

10

-

10

-

10

pF

Power Dissipation Capacitance

(Notes 2, 3)

-5

-

35

-

-

-

-

-

pF

NOTES:

Test Circuit and Waveform

FIGURE 1. HC AND HCU TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC

90%

50%

10%

50%

10%

INVERTING

OUTPUT

INPUT

GND

90%

CD54HC4049, CD74HC4049, CD54HC4050, CD74HC4050