DC Electrical Characteristics (SOIC Package) (Continued)
Conditions
Symbol
Parameter
Min
Typ
Max
Units
V
CC
e
e
500X
C
L
50 pF, R
L
e
e
e
e
e
V
Quiet Output Maximum Dynamic V
Quiet Output Minimum Dynamic V
0.4
0.8
V
V
V
V
V
5.0
5.0
5.0
5.0
5.0
T
25 C (Note 1)
§
25 C (Note 1)
OLP
OL
A
A
A
A
A
b
b
0.8
3.0
V
1.2
2.5
2.0
T
§
25 C (Note 3)
OLV
OL
V
Minimum High Level Dynamic Output Voltage
T
T
T
§
25 C (Note 2)
OHV
V
Minimum High Level Dynamic Input Voltage
Maximum Low Level Dynamic Input Voltage
1.7
0.9
§
25 C (Note 2)
IHD
V
0.6
§
ILD
b
Note 1: Max number of outputs defined as (n). n
1 data inputs are driven 0V to 3V. One output at Low. Guaranteed, but not tested.
b
Note 2: Max number of data inputs (n) switching. n
1 inputs switching 0V to 3V. Input-under-test switching: 3V to theshold (V ), 0V to threshold (V ).
ILD IHD
Guaranteed, but not tested.
b
Note 3: Max number of outputs defined as (n). n
1 data inputs are driven 0V to 3V. One output HIGH. Guaranteed, but not tested.
AC Electrical Characteristics
74ABT
54ABT
74ABT
e a
e b
a
55 C to 125 C
4.5V to 5.5V
e b a
40 C to 85 C
T
25 C
§
T
T
A
§
§
§
4.5V to 5.5V
§
A
A
e a
5.0V
50 pF
e
e
Symbol
Parameter
Units
V
V
V
CC
CC
CC
e
e
e
C 50 pF
L
C
C
L
50 pF
L
Min
Typ
Max
Min
Max
Min
Max
t
t
Propagation Delay
1.9
1.9
2.7
2.8
4.5
4.5
1.0
1.0
6.8
7.0
1.9
1.9
4.5
4.5
PLH
PHL
ns
ns
ns
ns
D
n
to O
n
t
t
Propagation Delay
LE to O
2.0
2.0
3.1
3.0
5.0
5.0
1.0
1.5
7.7
7.7
2.0
2.0
5.0
5.0
PLH
PHL
n
t
t
Output Enable Time
1.5
1.5
3.1
3.1
5.3
5.3
1.0
1.5
6.7
7.2
1.5
1.5
5.3
5.3
PZH
PZL
t
t
Output Disable Time
2.0
2.0
3.6
3.4
5.4
5.4
1.7
1.0
8.0
7.0
2.0
2.0
5.4
5.4
PHZ
PLZ
AC Operating Requirements
74ABT
54ABT
74ABT
e a
e b
a
55 C to 125 C
4.5V to 5.5V
e b a
40 C to 85 C
T
25 C
T
T
A
§
5.0V
§
§
§
4.5V to 5.5V
§
A
A
e a
e
e
Symbol
Parameter
Units
V
V
V
CC
CC
CC
e
e
e
C 50 pF
L
C
50 pF
C
L
50 pF
L
Min
Typ
100
Max
Min
Max
Min
Max
f
Max Toggle
100
toggle
MHz
ns
Frequency
t (H)
s
Setup Time, HIGH
1.5
1.5
2.5
2.5
1.5
1.5
t (L)
s
or LOW D to LE
n
t (H)
h
Hold Time, HIGH
1.0
1.0
2.5
2.5
1.0
1.0
ns
t (L)
h
or LOW D to LE
n
t (H)
w
Pulse Width,
LE HIGH
3.0
3.3
3.0
ns
4
NSC [ National Semiconductor ]
