IN74ACT245
AC ELECTRICAL CHARACTERISTICS (VCC=5.0 V ± 10%, CL=50pF, Input tr=tf=3.0 ns)
Guaranteed Limits
25 °C -40°C to 85°C
Min Max
Symbol
Parameter
Unit
Min
1.5
1.0
1.5
Max
8.0
tPLH
tPHL
tPZH
Propagation Delay, A to B, B to A (Figure 1)
Propagation Delay, A to B, B to A (Figure 1)
1.5
1.5
1.5
7.5
8.0
ns
ns
ns
9.0
Propagation Delay, Direction or Output Enable to
A or B (Figure 2)
10.0
11.0
tPZL
tPHZ
tPLZ
Propagation Delay, Direction or Output Enable to
A or B (Figure 2)
1.5
1.5
2.0
10.0
10.0
10.0
1.5
1.0
1.5
12.0
11.0
11.0
ns
ns
ns
Propagation Delay, Direction or Output Enable to
A or B (Figure 2)
Propagation Delay, Direction or Output Enable to
A or B (Figure 2)
CIN
Maximum Input Capacitance
4.5
15
4.5
15
pF
pF
COUT
Maximum Three-State I/O Capacitance
(I/O in High-Impedance State)
Typical @25°C,VCC=5.0 V
CPD
Power Dissipation Capacitance
45
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Rev. 00