5.8

6

IDT54/74FCT16374T/AT/CT/ET, 162374T/AT/CT/ET

FAST CMOS 16-BIT REGISTER (3-STATE)

MILITARY AND INDUSTRIAL TEMPERATURE RANGES

SWITCHING CHARACTERISTICS OVER OPERATING RANGE

FCT16374T/162374T

FCT16374AT/162374AT

Com'l.

Mil.

Com'l.

Mil.

Symbol

Parameter

Max.

Max.

Max.

Max.

Unit

Propagation Delay

xCLK to xOx

Ω

2.0

10.0

2.0

11.0

2.0

6.5

2.0

7.2

ns

Output Enable Time

1.5

12.5

1.5

14.0

1.5

6.5

1.5

7.5

ns

Output Disable Time

1.5

8.0

1.5

8.0

1.5

5.5

1.5

6.5

ns

Set-up Time HIGH

or LOW, xDx to xCLK

2.0

—

2.0

—

2.0

—

2.0

—

ns

Hold Time HIGH

or LOW, xDx to xCLK

1.5

—

1.5

—

1.5

—

1.5

—

ns

xCLK Pulse Width

HIGH or LOW

7.0

—

7.0

—

5.0

—

6.0

—

ns

—

0.5

—

0.5

—

0.5

—

0.5

ns

NOTES:

1. See test circuit and waveforms.

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

3. Skew between any two outputs of the same package switching in the same direction. This parameter is guaranteed by design.

4. This limit is guaranteed but not tested.

2542 tbl 09

FCT16374CT/162374CT

FCT16374ET/162374ET

Com'l.

Mil.

Com'l.

Mil.

Symbol

Parameter

Max.

Max.

Max.

Max.

Unit

Propagation Delay

xCLK to xOx

Ω

2.0

5.2

2.0

6.2

1.5

3.7

—

—

ns

Output Enable Time

1.5

5.5

1.5

6.2

1.5

4.4

—

—

ns

Output Disable Time

1.5

5.0

1.5

5.7

1.5

3.6

—

—

ns

Set-up Time HIGH

or LOW, xDx to xCLK

2.0

—

2.0

—

1.5

—

—

—

ns

Hold Time HIGH

or LOW, xDx to xCLK

1.5

—

1.5

—

0.0

—

—

—

ns

xCLK Pulse Width

HIGH or LOW

5.0

—

6.0

—

———

ns

—

0.5

—

0.5

—

0.5

—

—

ns