IN74ACT245
AC ELECTRICAL CHARACTERISTICS(VCC=5.0 V ± 10%, CL=50pF, Input tr=tf=3.0 ns)
Guaranteed Limits
Symbol
Parameter
Unit
25 °C
-40°C to
85°C
Min Max Min Max
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation Delay, A to B, B to A (Figure 1.5
7.5
1.5
8.0
ns
ns
ns
ns
ns
ns
1)
Propagation Delay, A to B, B to A (Figure 1.5
1)
8.0
1.0
9.0
Propagation Delay, Direction or Output 1.5 10.0 1.5
Enable to A or B (Figure 2)
11.0
12.0
11.0
11.0
Propagation Delay, Direction or Output 1.5 10.0 1.5
Enable to A or B (Figure 2)
Propagation Delay, Direction or Output 1.5 10.0 1.0
Enable to A or B (Figure 2)
Propagation Delay, Direction or Output 2.0 10.0 1.5
Enable to A or B (Figure 2)
CIN
COUT
Maximum Input Capacitance
Maximum Three-State I/O Capacitance
(I/O in High-Impedance State)
4.5
15
4.5
15
pF
pF
Typical @25°C,VCC=5.0
V
45
CPD
Power Dissipation Capacitance
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
4