IN74ACT258
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
Max
9.5
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
CIN
Propagation Delay, Nibble A or B to Output Y
(Figure 1)
2.0
2.0
3.0
1.5
2.0
2.0
1.5
2.0
8.5
7.5
10.5
9.5
8.5
8.5
9.0
8.0
ns
ns
ns
ns
ns
ns
ns
ns
pF
Propagation Delay, Nibble A or B to Output Y
(Figure 1)
1.5
2.0
1.5
1.5
1.5
1.0
1.5
8.0
11.5
11.0
9.5
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)
9.5
Propagation Delay, Output Enable to Output Y
(Figure 3)
10.0
9.0
Propagation Delay, Output Enable to Output Y
(Figure 3)
Maximum Input Capacitance
Power Dissipation Capacitance
4.5
4.5
Typical @25°C,VCC=5.0 V
CPD
55
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Rev. 00
IKSEMICON [ IK SEMICON CO., LTD ]
