74HC4020D Просмотр технического описания (PDF) - Nexperia B.V. All rights reserved
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74HC4020D Datasheet PDF : 17 Pages
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Nexperia
74HC4020; 74HCT4020
14-stage binary ripple counter
Symbol Parameter Conditions
25 °C
-40 °C to +85 °C -40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
tt
transition time Qn; see Fig. 8
[2]
VCC = 2.0 V
- 19 75
-
95
-
110 ns
VCC = 4.5 V
- 7 15
-
19
-
22 ns
VCC = 6.0 V
- 6 13
-
16
-
19 ns
tW
pulse width CP HIGH or LOW; see Fig. 8
VCC = 2.0 V
80 14 - 100
-
120
- ns
VCC = 4.5 V
16 4 -
20
-
24
- ns
VCC = 6.0 V
14 3 -
17
-
20
- ns
MR HIGH; see Fig. 8
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
trec
recovery time MR to CP; see Fig. 8
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
80 17 - 100
-
120
- ns
16 6 -
20
-
24
- ns
14 5 -
17
-
20
- ns
50 6 -
65
-
75
- ns
10 2 -
13
-
15
- ns
92 -
11
-
13
- ns
fmax
maximum
see Fig. 8
frequency
VCC = 2.0 V
6.0 30 -
4.8
-
4.0
- MHz
VCC = 4.5 V
30 92 -
24
-
20
- MHz
VCC = 5.0 V; CL = 15 pF
- 101 -
-
-
-
- MHz
VCC = 6.0 V
35 109 -
28
-
24
- MHz
CPD
power
dissipation
capacitance
[3] - 19 -
-
-
-
- pF
74HCT4020
tpd
propagation CP to Q0; see Fig. 8
delay
VCC = 4.5 V
[1]
- 18 36
-
45
-
54 ns
VCC = 5.0 V; CL = 15 pF
- 15 -
-
-
-
- ns
Qn to Qn+1; see Fig. 9
VCC = 4.5 V
- 8 15
-
19
-
22 ns
VCC = 5.0 V; CL = 15 pF
-6-
-
-
-
- ns
tPHL
HIGH to LOW MR to Qn; see Fig. 8
propagation
delay
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
- 22 45
-
56
-
- 19 -
-
-
-
68 ns
- ns
tt
transition time Qn; see Fig. 8
[2]
VCC = 4.5 V
- 7 15
-
19
-
22 ns
tW
pulse width CP HIGH or LOW; see Fig. 8
VCC = 4.5 V
20 7 -
25
-
30
- ns
MR HIGH; see Fig. 8
VCC = 4.5 V
trec
recovery time MR to CP; see Fig. 8
VCC = 4.5 V
20 8 -
25
-
30
- ns
10 2 -
13
-
15
- ns
74HC_HCT4020
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 18 June 2020
© Nexperia B.V. 2020. All rights reserved
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