IDT54/74FCT543/A/C

FAST CMOS OCTAL LATCHED TRANSCEIVER

MILITARY AND COMMERCIAL TEMPERATURE RANGES

7.17

5

SWITCHING CHARACTERISTICS OVER OPERATING RANGE

IDT54/74FCT543

IDT54/74FCT543A

IDT54/74FCT543C

Com’l.

Mil.

Com’l.

Mil.

Com’l.

Mil.

Symbol

Parameter

Condition

Propagation Delay

2.5

8.5

2.5

10.0

2.5

6.5

2.5

7.5

2.5

5.3

2.5

6.1

ns

Transparent Mode

Ω

Propagation Delay

2.5

12.5

2.5

14.0

2.5

8.0

2.5

9.0

2.5

7.0

2.5

8.0

ns

Output Enable Time

2.0

12.0

2.0

14.0

2.0

9.0

2.0

10.0

2.0

8.0

2.0

9.0

ns

Output Disable Time

2.0

9.0

2.0

13.0

2.0

7.5

2.0

8.5

2.0

6.5

2.0

7.5

ns

Set-up Time, HIGH or LOW

3.0

—

3.0

—

2.0

—

2.0

—

2.0

—

2.0

—

ns

LEBA or LEAB

Hold Time, HIGH or LOW

2.0

—

2.0

—

2.0

—

2.0

—

2.0

—

2.0

—

ns

LEBA or LEAB

LEBA or LEAB Pulse Width

5.0

—

5.0

—

5.0

—

5.0

—

5.0

—

5.0

—

ns

LOW

NOTES:

2513 tbl 07

1. See test circuits and waveforms.

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