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| CD4020BM Datasheet, PDF (3/6 Pages) National Semiconductor (TI) – 14-Stage, 12-Stage Ripple Carry Binary Counters | |||
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DC Electrical Characteristics 40XXBC (Note 2) (Continued)
Symbol
Parameter
Conditions
b40 C
Min Max
a25 C
Min Typ Max
a85 C Units
Min Max
VOH
VIL
VIH
IOL
IOH
IIN
High Level Output Voltage VDD e 5V
VDD e 10V
VDD e 15V
4 95
9 95
14 95
4 95 5
9 95 10
14 95 15
4 95
V
9 95
V
14 95
V
Low Level Input Voltage VDD e 5V VO e 0 5V or 4 5V
15
VDD e 10V VO e 1 0V or 9 0V
30
VDD e 15V VO e 1 5V or 13 5V
40
2
15
4
30
6
40
15 V
30 V
40 V
High Level Input Voltage
VDD e 5V VO e 0 5V or 4 5V
VDD e 10V VO e 1 0V or 9 0V
VDD e 15V VO e 1 5V or 13 5V
35
70
11 0
35
3
70
6
11 0 9
35
V
70
V
11 0
V
Low Level Output Current VDD e 5V VO e 0 4V
(See Note 3)
VDD e 10V VO e 0 5V
VDD e 15V VO e 1 5V
0 52
13
36
0 44 0 88
1 1 2 25
30 88
0 36
mA
09
mA
24
mA
High Level Output Current VDD e 5V VO e 4 6V
(See Note 3)
VDD e 10V VO e 9 5V
VDD e 15V VO e 13 5V
b0 52
b1 3
b3 6
b0 44 b0 88
b1 1 b2 25
b3 0 b8 8
b0 36
mA
b0 9
mA
b2 4
mA
Input Current
VDD e 15V VIN e 0V
VDD e 15V VIN e 15V
b0 30
0 30
b10b5 b0 30
10b5 0 30
b1 0 mA
1 0 mA
AC Electrical Characteristics CD4020BM CD4020BC CD4040BM CD4040BC
TA e 25 C CL e 50 pF RL e 200k tr e tf e 20 ns unless otherwise noted
Symbol
Parameter
Conditions
Min
Typ
tPHL1 tPLH1
Propagation Delay Time to Q1
VDD e 5V
250
VDD e 10V
100
VDD e 15V
75
tPHL tPLH
Interstage Propagation Delay Time
VDD e 5V
150
from Qn to Qna1
VDD e 10V
60
VDD e 15V
45
tTHL tTLH
Transition Time
VDD e 5V
100
VDD e 10V
50
VDD e 15V
40
tWL tWH
Minimum Clock Pulse Width
VDD e 5V
125
VDD e 10V
50
VDD e 15V
40
trCL tfCL
Maximum Clock Rise and Fall Time
VDD e 5V
VDD e 10V
VDD e 15V
fCL
Maximum Clock Frequency
VDD e 5V
15
4
VDD e 10V
4
10
VDD e 15V
5
12
tPHL(R)
Reset Propagation Delay
VDD e 5V
200
VDD e 10V
100
VDD e 15V
80
tWH(R)
Minimum Reset Pulse Width
VDD e 5V
200
VDD e 10V
100
VDD e 15V
80
Cin
Average Input Capacitance
Any Input
5
Cpd
Power Dissipation Capacitance
50
AC Parameters are guaranteed by DC correlated testing
Max
550
210
150
330
125
90
200
100
80
335
125
100
No Limit
No Limit
No Limit
450
210
170
450
210
170
75
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
pF
pF
3
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