MM74HC151 데이터 시트보기 (PDF) - Fairchild Semiconductor
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MM74HC151 Datasheet PDF : 7 Pages
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AC Electrical Characteristics
VCC = 5V, TA = 25°C, CL = 15 pF, tr = tf = 6 ns
Symbol
Parameter
tPHL, tPLH
tPHL, tPLH
tPHL, tPLH
tPHL, tPLH
tPHL, tPLH
tPHL, tPLH
Maximum Propagation Delay
A, B or C to Y
Maximum Propagation Delay
A, B or C to W
Maximum Propagation Delay
Any D to Y
Maximum Propagation Delay
any D to W
Maximum Propagation Delay
Strobe to Y
Maximum Propagation Delay
Strobe to W
Conditions
Guaranteed
Typ
Units
Limit
26
35
ns
27
35
ns
22
29
ns
24
32
ns
17
23
ns
16
21
ns
AC Electrical Characteristics
CL = 50 pF, tr = tf = 6 ns (unless otherwise specified)
Symbol
Parameter
Conditions
VCC
TA = 25°C
TA = −40 to 85°C TA = −55 to 125°C Units
Typ
Guaranteed Limits
tPHL, tPLH Maximum Propagation Delay
A, B or C to Y
2.0V
90
205
256
4.5V
31
41
51
300
ns
60
ns
6.0V
26
35
44
51
ns
tPHL, tPLH Maximum Propagation Delay
A, B or C to W
2.0V
95
205
256
4.5V
32
41
51
300
ns
60
ns
6.0V
27
35
44
51
ns
tPHL, tPLH Maximum Propagation Delay
any D to Y
2.0V
70
195
244
4.5V
27
39
49
283
ns
57
ns
6.0V
23
33
41
48
ns
tPHL, tPLH Maximum Propagation Delay
any D to W
2.0V
75
185
231
4.5V
29
37
46
268
ns
54
ns
6.0V
25
32
40
46
ns
tPHL, tPLH Maximum Propagation Delay
Strobe to Y
2.0V
50
140
175
4.5V
21
28
35
203
ns
41
ns
6.0V
18
24
30
35
ns
tPHL, tPLH Maximum Propagation Delay
Strobe to W
2.0V
45
127
159
4.5V
20
25
32
185
ns
37
ns
6.0V
17
22
28
32
ns
tTLH, tTHL
Maximum Output Rise
and Fall Time
2.0V
30
75
95
4.5V
8
15
19
110
ns
22
ns
6.0V
7
13
16
19
ns
CPD
Power Dissipation
(per package)
110
pF
Capacitance (Note 5)
CIN
Maximum Input
Capacitance
5
10
10
10
pF
Note 5: CPD determines the no load dynamic power consumption, PD = CPD VCC2f + ICC VCC, and the no load dynamic current consumption,
IS = CPD VCC f + ICC.
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