74HC4020 Просмотр технического описания (PDF) - NXP Semiconductors.
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74HC4020 Datasheet PDF : 19 Pages
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Nexperia
74HC4020; 74HCT4020
14-stage binary ripple counter
Table 6. Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
25 C
40 C to +85 C 40 C to +125 C Unit
Min Typ Max Min Max Min
Max
ICC
supply current VI = VCC or GND; IO = 0 A;
-
- 8.0
-
80
-
160 A
VCC = 5.5 V
ICC
additional
supply current
VI = VCC 2.1 V; IO = 0 A;
other inputs at VCC or GND;
VCC = 4.5 V to 5.5 V
pin MR
- 110 396
-
495
-
539 A
pin CP
- 85 306
-
383
-
417 A
CI
input
capacitance
- 3.5 -
-
-
-
- pF
11. Dynamic characteristics
Table 7. Dynamic characteristics
GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit, see Figure 10
Symbol Parameter Conditions
25 C
40 C to +85 C 40 C to +125 C Unit
Min Typ Max Min Max
Min
Max
74HC4020
tpd
propagation CP to Q0; see Figure 8
[1]
delay
VCC = 2.0 V; CL = 50 pF
- 39 140 -
175
-
210 ns
VCC = 4.5 V; CL = 50 pF
- 14 28
-
35
-
42 ns
VCC = 5.0 V; CL = 15 pF
- 11 -
-
-
-
- ns
VCC = 6.0 V; CL = 50 pF
- 11 24
-
30
-
36 ns
Qn to Qn+1; see Figure 9
VCC = 2.0 V; CL = 50 pF
- 22 75
-
95
-
110 ns
VCC = 4.5 V; CL = 50 pF
- 8 15
-
19
-
22 ns
VCC = 5.0 V; CL = 15 pF
-6-
-
-
-
- ns
VCC = 6.0 V; CL = 50 pF
- 6 13
-
16
-
19 ns
tPHL
HIGH to LOW MR to Qn; see Figure 8
propagation
delay
VCC =2.0 V; CL = 50 pF
VCC = 4.5 V; CL = 50 pF
- 55 170 -
215
-
- 20 34
-
43
-
225 ns
51 ns
VCC = 5.0 V; CL = 15 pF
- 17 -
-
-
-
- ns
VCC = 6.0 V; CL = 50 pF
- 16 29
-
37
-
43 ns
tt
transition
Qn; see Figure 8
[2]
time
VCC = 2.0 V; CL = 50 pF
- 19 75
-
95
-
110 ns
VCC = 4.5 V; CL = 50 pF
- 7 15
-
19
-
22 ns
VCC = 6.0 V; CL = 50 pF
- 6 13
-
16
-
19 ns
74HC_HCT4020
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 3 February 2016
.
7 of 19
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