CD4040BCMX(1999) 查看數據表（PDF） - Fairchild Semiconductor
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CD4040BCMX
(Rev.:1999)
(Rev.:1999)
Fairchild Semiconductor
CD4040BCMX Datasheet PDF : 8 Pages
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AC Electrical Characteristics (Note 4)
CD4020BC, CD4040BC TA = 25°C, CL = 50 pF, RL = 200k, tr = tf = 20 ns, unless otherwise noted
Symbol
Parameter
Conditions
Min
tPHL1, tPLH1
Propagation Delay Time to Q1
VDD = 5V
VDD = 10V
VDD = 15V
tPHL, tPLH
Interstage Propagation Delay Time VDD = 5V
from Qn to Qn+1
VDD = 10V
VDD = 15V
tTHL, tTLH
Transition Time
VDD = 5V
VDD = 10V
VDD = 15V
tWL, tWH
Minimum Clock Pulse Width
VDD = 5V
VDD = 10V
VDD = 15V
trCL, tfCL
Maximum Clock Rise and Fall Time VDD = 5V
VDD = 10V
VDD = 15V
fCL
Maximum Clock Frequency
VDD = 5V
1.5
VDD = 10V
4
VDD = 15V
5
tPHL(R)
Reset Propagation Delay
VDD = 5V
VDD = 10V
VDD = 15V
tWH(R)
Minimum Reset Pulse Width
VDD = 5V
VDD = 10V
VDD = 15V
CIN
Average Input Capacitance
Any Input
CPD
Power Dissipation Capacitance
Note 4: AC Parameters are guaranteed by DC correlated testing.
Typ
Max
Units
250
550
ns
100
210
ns
75
150
ns
150
330
ns
60
125
ns
45
90
ns
100
200
ns
50
100
ns
40
80
ns
125
335
ns
50
125
ns
40
100
ns
No Limit
ns
No Limit
ns
No Limit
ns
4
MHz
10
MHz
12
MHz
200
450
ns
100
210
ns
80
170
ns
200
450
ns
100
210
ns
80
170
ns
5
7.5
pF
50
pF
5
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