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HC4020 Datasheet(PDF) 6 Page - Texas Instruments

Part # HC4020
Description  CDx4HC4020, CDx4HCT4020 CDHigh-Speed CMOS Logic 14-Stage Binary Counter
PDF  21 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

HC4020 Datasheet(HTML) 6 Page - Texas Instruments

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5.5 Prerequisite for Switching Characteristics
PARAMETER
VCC (V)
25
℃
-40
℃ to 85℃
-55
℃ to 125℃
UNIT
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
fMAX
Maximum input pulse
frequency
2
6
5
4
MHz
4.5
30
25
20
6
35
29
24
tW
Input pulse width
2
80
100
120
ns
4.5
16
20
24
6
14
17
20
tREM
Reset removal time
2
50
65
75
ns
4.5
10
13
15
6
9
11
13
tW
Reset pulse width
2
80
100
120
ns
4.5
16
20
24
6
14
17
20
HCT TYPES
fMAX
Maximum input pulse
frequency
4.5
25
20
16
MHz
tW
Input pulse width
4.5
20
25
30
ns
tREC
Reset recovery time
4.5
10
13
15
ns
tW
Reset pulse width
4.5
20
25
30
ns
5.6 Switching Characteristics
Input tr, tf = 6 ns. See Parameter Measurement Information
PARAMETER
TEST
CONDITIONS
VCC (V)
25
℃
-40
℃ to 85℃ -55℃ to 125℃
UNIT
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
tPLH,
tPHL
Propagation delay time
CP to Q1' Output
CL = 50 pF
2
140
175
210
ns
4.5
28
35
42
CL = 15 pF
5
11
CL = 50 pF
6
24
30
36
tPLH,
tPHL
Qn to Qn + 1
CL = 50 pF
2
75
95
110
ns
4.5
15
19
22
CL = 15 pF
5
6
CL = 50 pF
6
13
16
19
tPLH,
tPHL
MR to Qn
CL = 50 pF
2
170
215
255
ns
4.5
34
43
51
5
14
6
29
37
43
tTLH,
tTHL
Output transition time
CL = 50 pF
2
75
95
110
ns
4.5
15
19
22
6
13
16
19
CIN
Input capacitance
CL = 50 pF
10
10
10
pF
CPD
Power dissipation capacitance(1) (2)
CL = 15 pF
5
30
pF
HCT TYPES
CD54HC4020, CD74HC4020, CD54HCT4020, CD74HCT4020
SCHS201D – FEBRUARY 1998 – REVISED AUGUST 2022
www.ti.com
6
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Copyright © 2022 Texas Instruments Incorporated
Product Folder Links: CD54HC4020 CD74HC4020 CD54HCT4020 CD74HCT4020



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