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CD74HC73 Datasheet, PDF (5/8 Pages) Texas Instruments – Dual J-K Flip-Flop with Reset Negative-Edge Trigger
◁
CD74HC73, CD74HCT73
Prerequisite For Switching Specifications (Continued)
PARAMETER
TEST
VCC
25oC
-40oC TO 85oC -55oC TO 125oC
SYMBOL CONDITIONS (V) MIN TYP MAX MIN MAX MIN MAX UNITS
Setup Time, J, K to CP
tSU
CL = 50pF
2 80 -
-
100
-
120
-
ns
4.5 16 -
-
20
-
24
-
ns
6 14 -
-
17
-
20
-
ns
Hold Time, J, K to CP
tH
CL = 50pF
2
3
-
-
3
-
3
-
ns
4.5 3 -
-
3
-
3
-
ns
6
3
-
-
3
-
3
-
ns
Removal Time
tREM -CL = 50pF
2 80 -
-
100
-
120
-
ns
4.5 16 -
-
20
-
24
-
ns
6 14 -
-
17
-
20
-
ns
CP Frequency
fMAX CL = 50pF
2
6
-
-
5
-
4
-
MHz
4.5 30 -
-
25
-
20
-
MHz
HCT TYPES
CP Pulse Width
R Pulse Width
Setup Time, J, K to CP
Hold Time, J, K to CP
Removal Time
CP Frequency
CL = 15pF
5
- 60 -
-
-
-
-
MHz
CL = 50pF
6 35 -
-
29
-
23
-
MHz
tw
CL = 50pF
4.5 16 -
-
20
-
24
-
ns
tw
CL = 50pF
4.5 18 -
-
23
-
27
-
ns
tSU
CL = 50pF
4.5 16 -
-
20
-
24
-
ns
tH
CL = 50pF
4.5 3 -
-
3
-
3
-
ns
tREM CL = 50pF
4.5 12 -
-
15
-
18
-
ns
fMAX CL = 50pF
4.5 30 -
-
25
-
20
-
MHz
CL = 15pF
5
- 60 -
-
-
-
-
MHz
Switching Specifications Input tr, tf = 6ns
PARAMETER
TEST
VCC
25oC
-40oC TO 85oC -55oC TO 125oC
SYMBOL CONDITIONS (V) MIN TYP MAX MIN MAX MIN MAX UNITS
HC TYPES
Propagation Delay,
CP to Q
tPLH, tPHL CL = 50pF
2
-
- 160
-
200
-
240
ns
4.5 -
-
32
-
40
-
48
ns
CL = 15pF
5
- 13 -
-
-
-
-
ns
Propagation Delay,
CP to Q
CL = 50pF
6
-
- 28
-
34
-
41
ns
tPLH, tPHL CL = 50pF
2
-
- 160
-
200
-
240
ns
4.5 -
-
32
-
40
-
48
ns
Propagation Delay,
R to Q, Q
CL = 15pF
5
- 13 -
-
-
-
-
ns
CL = 50pF
6
-
- 28
-
34
-
41
ns
tPLH, tPHL CL = 50pF
2
-
- 145
-
180
-
220
ns
4.5 -
-
29
-
36
-
44
ns
Output Transition Time
CL = 15pF
5
- 12 -
-
CL = 50pF
6
-
- 25
-
tTLH, tTHL CL = 50pF
2
-
- 75
-
4.5 -
-
15
-
-
-
-
ns
31
-
38
ns
95
18
110
ns
19
-
22
ns
6
-
- 13
-
16
-
19
ns
5
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