6

Propagation Delay,

E3 to Output

(CD74AC/ACT238)

5

3.5

-

12.4

3.4

-

13.6

ns

Input Capacitance

-

-

-10-

-10

pF

Power Dissipation Capacitance

(Note 13)

-

-

110

-

-

110

-

pF

NOTES:

10. Limits tested at 100%.

11. 3.3V Min at 3.6V, Max at 3V.

12. 5V Min at 5.5V, Max at 4.5V.

PARAMETER

SYMBOL

UNITS

MIN

TYP

MAX

MIN

TYP

MAX

FIGURE 1. PROPAGATION DELAY TIMES

FIGURE 2. PROPAGATION DELAY TIMES

90%

10%

GND

INPUT

138 OUTPUT

238 OUTPUT

E1, E2

90%

GND

INPUT

138 OUTPUT

238 OUTPUT

E3

DUT

OUTPUT

OUTPUT

LOAD

500

Ω

50pF

FIGURE 3. PROPAGATION DELAY TIMES

AC

ACT

Input Level

3V

1.5V

CD54/74AC138, CD54/74ACT138, CD74AC238, CD74ACT238