dm74ls258b National Semiconductor Corporation, dm74ls258b Datasheet - Page 4

• Manufacturer Part Number: dm74ls258b
• Manufacturer: National Semiconductor Corporation

I
I
I
I
I
I
I
Symbol
’LS258B Electrical Characteristics
over recommended operating free air temperature range (unless otherwise noted) (Continued)
Note 1 All typicals are at V
Note 2 Not more than one output should be shorted at a time and the duration should not exceed one second
Note 3 I
’LS258B Switching Characteristics
at V
Note 4 C
IL
OZH
OZL
OS
CCH
CCL
CCZ
Symbol
t
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
CC
CC
e
L
e
is measured with all outputs open and all possible inputs grounded while achieving the stated output conditions
5V and T
5 pF
Low Level Input
Current
Off-State Output Current
with High Level Output
Voltage Applied
Off-State Output Current
with Low Level Output
Voltage Applied
Short Circuit
Output Current
Supply Current with
Outputs High
Supply Current with
Outputs Low
Supply Current with
Outputs Disabled
Propagation Delay Time
Low to High Level Output
Propagation Delay Time
High to Low Level Output
Propagation Delay Time
Low to High Level Output
Propagation Delay Time
High to Low Level Output
Output Enable Time
to High Level Output
Output Enable Time
to Low Level Output
Output Disable Time from
High Level Output (Note 4)
Output Disable Time from
Low Level Output (Note 4)
Parameter
A
CC
e
Parameter
e
25 C (See Section 1 for Test Waveforms and Output Load)
5V T
A
e
25 C
V
V
V
V
V
V
V
(Note 2)
V
V
V
CC
I
CC
IH
CC
IH
CC
CC
CC
CC
e
e
e
e
e
e
e
e
e
e
0 4V
From (Input)
To (Output)
Control to Y
Control to Y
Control to Y
Control to Y
Min V
Min V
Max
Max V
Max V
Max
Max (Note 3)
Max (Note 3)
Max (Note 3)
Select to
Select to
Data to
Data to
Output
Output
Output
Output
Output
Output
Output
Output
Conditions
IL
IL
O
O
e
e
e
e
Max
Max
2 7V
0 4V
4
Min
C
L
Select
Other
DM54
DM74
e
45 pF
Max
18
18
28
35
15
28
26
25
R
b
b
Min
L
20
20
e
667
Min
(Note 1)
C
Typ
4 1
12
L
9
e
150 pF
Max
27
27
35
42
27
38
b
b
b
b
b
Max
20
14
19
100
100
7
0 8
0 4
20
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
mA
mA
mA
mA
mA
A
A