7.3

4

IDT54/74FCT138/A/C

FAST CMOS 1-OF-8 DECODER-WITH ENABLE

MILITARY AND COMMERCIAL TEMPERATURE RANGES

Propagation Delay

1.5

9.0

1.5

12.0

1.5

5.8

1.5

7.8

1.5

5.1

1.5

6.0

ns

Ω

Propagation Delay

1.5

9.0

1.5

12.5

1.5

5.9

1.5

8.0

1.5

5.2

1.5

6.1

ns

Propagation Delay

1.5

9.0

1.5

12.5

1.5

5.9

1.5

8.0

1.5

5.2

1.5

6.1

ns

NOTES:

2581 tbl 07

1. See test circuit and waveforms.

2. Minimum limits are guaranteed but not tested on Propagation Delays.

SWITCHING CHARACTERISTICS OVER OPERATING RANGE

IDT54/74FCT138

IDT54/74FCT138A

IDT54/74FCT138C

Com’l.

Mil.

Com’l.

Mil.

Com’l.

Mil.

Symbol

Parameter

Condition

(1)

Min.