IN74ACT643
AC ELECTRICAL CHARACTERISTICS(V
CC
=5.0 V
±
10%, C
L
=50pF,Input t
r
=t
f
=3.0 ns)
Guaranteed Limits
Unit
Symbol
Parameter
25
°C
-40°C to
85°C
Min Max Min
Max
t
PLH
Propagation Delay, A to B or B to A 1.5
8.0
1.0
9.0
ns
(Figure 1)
t
PHL
Propagation Delay, A to B or B to A 1.5
8.0
1.0
9.0
ns
(Figure 1)
t
PZH
Propagation Delay, Direction or Output 1.5 10.5 1.0
11.5
ns
Enable to A or B (Figure 2)
t
PZL
Propagation Delay, Direction or Output 1.5 10.5 1.0
11.5
ns
Enable to A or B (Figure 2)
t
PHZ
Propagation Delay, Direction or Output 1.5 10.5 1.0
11.5
ns
Enable to A or B (Figure 2)
t
PLZ
Propagation Delay, Direction or Output 1.5 10.5 1.0
11.5
ns
Enable to A or B (Figure 2)
C
IN
Maximum Input Capacitance
4.5
4.5
pF
C
OUT
Maximum Tree-State I/O Capacitance
15
15
pF
(Output in High-Impedance State0
Typical @25°C,V
CC
=5.0 V
45
C
PD
Power Dissipation Capacitance
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
4
INTEGRAL [ INTEGRAL CORP. ]
