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CD54HC112_15 Datasheet, PDF (5/20 Pages) Texas Instruments – Dual J-K Flip-Flop with Set and Reset Negative-Edge Trigger
◁
CD54HC112, CD74HC112, CD54HCT112, CD74HCT112
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
Pulse Width R, S
tW
-
2 80 -
-
100
-
120
-
ns
4.5 16 -
-
20
-
24
-
ns
6 14 -
-
17
-
20
-
ns
Setup Time J, K, to CP
tSU
-
2 80 -
-
100
-
120
-
ns
4.5 16 -
-
20
-
24
-
ns
6 14 -
-
17
-
20
-
ns
Hold Time J, K, to CP
tH
-
2
0
-
-
0
-
0
-
ns
4.5 0 -
-
0
-
0
-
ns
6
0
-
-
0
-
0
-
ns
Removal Time R to CP, S to CP tREM
-
2 80 -
-
100
-
120
-
ns
4.5 16 -
-
20
-
24
-
ns
6 14 -
-
17
-
20
-
ns
CP Frequency
fMAX
-
2
6
-
-
5
-
4
-
MHz
4.5 30 -
-
25
-
20
-
MHz
6 35 -
-
29
-
23
-
MHz
HCT TYPES
Pulse Width CP
Pulse Width R, S
Setup Time J, K, to CP
Hold Time J, K, to CP
Removal Time R to CP, S to CP
CP Frequency
tSU
tW
tH
tREM
tW
fMAX
-
4.5 16 -
-
20
-
24
-
ns
-
4.5 18 -
-
23
-
27
-
ns
-
4.5 16 -
-
20
-
24
-
ns
-
4.5 3 -
-
3
-
3
-
ns
-
4.5 20 -
-
25
-
30
-
ns
-
4.5 30 -
-
25
-
20
-
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, Q
Propagation Delay,
S to Q, Q
Propagation Delay,
R to Q, Q
tPLH, tPHL CL = 50pF
2
-
- 175
-
220
-
265
ns
CL = 50pF
4.5 -
-
35
-
44
-
53
ns
CL = 15pF
5
- 14 -
-
-
-
-
ns
CL = 50pF
6
-
- 30
-
37
-
45
ns
tPLH, tPHL CL = 50pF
2
-
- 155
-
195
-
235
ns
CL = 50pF
4.5 -
-
31
-
39
-
47
ns
CL = 15pF
5
- 13 -
-
-
-
-
ns
CL = 50pF
6
-
- 26
-
33
-
40
ns
tPLH, tPHL CL = 50pF
2
-
- 180
-
225
-
270
ns
CL = 50pF
4.5 -
-
36
-
45
-
54
ns
CL = 15pF
5
- 15 -
-
-
-
-
ns
CL = 50pF
6
-
- 31
-
38
-
46
ns
5
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