IN74ACT157
AC ELECTRICAL CHARACTERISTICS
(V
CC
=5.0 V
±
10%, C
L
=50pF,Input t
r
=t
f
=3.0 ns)
Guaranteed Limits
Symbol
Parameter
25
°C
Min
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
C
IN
Propagation Delay, Select to Output Y
(Figure 2)
Propagation Delay, Select to Output Y
(Figure 2)
Propagation Delay, Output Enable to
Output Y (Figure 3)
Propagation Delay, Output Enable to
Output Y (Figure 3)
Propagation Delay, Input A or B to Output Y
(Figure 1)
Propagation Delay, Input A or B to Output Y
(Figure 1)
Maximum Input Capacitance
2.0
2.0
1.5
1.5
1.5
1.5
4.5
Max
9.0
9.5
10
8.5
7.0
7.5
-40°C to
85°C
Min
1.5
2.0
1.5
1.0
1.0
1.0
4.5
Max
10.0
10.5
11.5
9.0
8.5
8.5
ns
ns
ns
ns
ns
ns
pF
Unit
Typical @25°C,V
CC
=5.0 V
C
PD
Power Dissipation Capacitance
50
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Rev. 00
IKSEMICON [ IK SEMICON CO., LTD ]
