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| CD4020BC Datasheet, PDF (6/8 Pages) Fairchild Semiconductor – 14-Stage Ripple Carry Binary Counters . 12-Stage Ripple Carry Binary Counters . 14-Stage Ripple Carry Binary Counters | |||
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AC Electrical Characteristics (Note 5)
CD4060BC TA = 25°C, CL = 50 pF, RL = 200k, tr = tf = 20 ns, unless otherwise noted
Symbol
Parameter
Conditions
Min
tPHL4, tPLH4
Propagation Delay Time to Q4
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
VDD = 10V
3
VDD = 15V
4
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 5: AC Parameters are guaranteed by DC correlated testing.
Typ
Max
Units
550
1300
250
525
ns
200
400
150
330
60
125
ns
45
90
100
200
50
100
ns
40
80
170
500
65
170
ns
50
125
No Limit
No Limit
ns
No Limit
3
8
MHz
10
200
450
100
210
ns
80
170
200
450
100
210
ns
80
170
5
7.5
pF
50
pF
RC Oscillator Notes:
1. R2 = 2 R1 to 10 R1
2. RC Oscillator applications are not recommended at supply voltages below 7.0V for R1 < 50 kâ¦
1
3. f â 2.2 R1 CX at VCC = 10V
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