IN74HC258N 查看數據表（PDF） - Integral Corp.
零件编号
产品描述 (功能)
比赛名单
IN74HC258N
Integral Corp.
IN74HC258N Datasheet PDF : 5 Pages
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IN74HC258
AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=6.0 ns)
Symbol
Parameter
tPLH, tPHL Maximum Propagation Delay, Nibble A or B to
Output Y (Figures 1and 4)
tPLH, tPHL Maximum Propagation Delay , Select to
Output Y (Figures 2 and 4)
tPLZ, tPHZ Maximum Propagation Delay , Output Enable to
Output Y (Figures 3 and 5)
tPZL, tPZH Maximum Propagation Delay , Output Enable to
Output Y (Figures 3 and 5)
tTLH, tTHL Maximum Output Transition Time, Any Output
(Figures 1 and 4)
CIN
COUT
Maximum Input Capacitance
Maximum Three-State Output Capacitance
(Output in High-Impedance State)
VCC
Guaranteed Limit
V 25 °C ≤85°C ≤125°C Unit
to
-55°C
2.0 100
125
150
ns
4.5 20
25
30
6.0 17
21
26
2.0 160
200
240
ns
4.5 32
40
48
6.0 18
35
42
2.0 150
190
225
ns
4.5 30
38
45
6.0 26
33
38
2.0 110
140
165
ns
4.5 22
28
34
6.0 20
25
30
2.0 60
75
90
ns
4.5 12
15
18
6.0 10
13
15
-
10
10
10
pF
-
15
15
15
pF
Power Dissipation Capacitance (Per Package)
CPD Used to determine the no-load dynamic power
consumption:
PD=CPDVCC2f+ICCVCC
Typical @25°C,VCC=5.0 V
59
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
329
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