e
e
25 C (See Section 1 for Test Waveforms and Output Load)
Switching Characteristics at V
5V and T
§
CC
A
e
e
L
From (Input)
To (Output)
R
400X, C
30 pF
Max
L
Symbol
Parameter
Units
Min
t
t
t
t
t
t
Propagation Delay Time
Low to High Level Output
PLH
PHL
PLH
PHL
PLH
PHL
Data to Y
Data to Y
18
23
34
34
30
23
ns
ns
ns
ns
ns
ns
Propagation Delay Time
High to Low Level Output
Propagation Delay Time
Low to High Level Output
Select to Y
Select to Y
Strobe to Y
Strobe to Y
Propagation Delay Time
High to Low Level Output
Propagation Delay Time
Low to High Level Output
Propagation Delay Time
High to Low Level Output
Logic Diagram
TL/F/6547–2
3
NSC [ National Semiconductor ]
