DM54LS279J National Semiconductor, DM54LS279J Datasheet - Page 3

• Manufacturer Part Number: DM54LS279J
• Description: Quad S-R Latches
• Manufacturer: National Semiconductor

Switching Characteristics
Symbol
t
t
t
PLH
PHL
PHL
Propagation Delay Time
Low to High Level Output
Propagation Delay Time
High to Low Level Output
Propagation Delay Time
High to Low Level Output
Parameter
at V
CC
From (Input)
To (Output)
e
S to
S to
R to
Q
Q
Q
5V and T
A
3
e
25 C (See Section 1 for Test Waveforms and Output Load)
Min
C
L
e
15 pF
Max
22
15
27
R
L
e
2 kX
Min
C
L
e
50 pF
Max
25
23
33
Units
ns
ns
ns