IDT54/74FCT16841AT/BT/CT/ET, 162841AT/BT/CT/ET

FAST CMOS 20-BIT TRANSPARENT LATCHES

MILITARY AND COMMERCIAL TEMPERATURE RANGES

5.18

7

SWITCHING CHARACTERISTICS OVER OPERATING RANGE

2556 tbl 10

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.

5. This condition is guaranteed but not tested.

FCT16841CT/162841CT

FCT16841ET/162841ET

Com'l.

Mil.

Com'l.

Mil.

Symbol

Parameter

Max.

Max.

Max.

Max.

Unit

Propagation Delay

xDx to xQx

Ω

1.5

5.5

1.5

6.3

1.5

3.4

—

—

ns

(LE = HIGH)

Ω

1.5

13.0

1.5

15.0

1.5

7.5

—

—

Propagation Delay

xLE to xQx

Ω

1.5

6.4

1.5

6.8

1.5

3.7

—

—

ns

Ω

1.5

15.0

1.5

16.0

1.5

7.5

—

—

Output Enable Time

x

OE to xQx

Ω

1.5

6.5

1.5

7.3

1.5

4.4

—

—

ns

Ω

1.5

12.0

1.5

13.0

1.5

9.0

—

—

Output Disable Time

x

OE to xQx

Ω

1.5

5.7

1.5

6.0

1.5

3.6

—

—

ns

Ω

1.5

6.0

1.5

6.3

1.5

3.6

—

—

Set-Up Time HIGH or LOW,

xDx to xLE

Ω

2.5

—

2.5

—

1.0

—

—

—

ns

Hold Time HIGH or LOW,

xDx to xLE

2.5

—

2.5

—

1.0

—

—

—

ns

xLE Pulse Width HIGH

—

—

———

ns

—

0.5

—

0.5

—

0.5

—

—

ns