m74hc73 STMicroelectronics, m74hc73 Datasheet - Page 5

• Manufacturer Part Number: m74hc73
• Description: Dual J-k Flip Flop With Preset And Clear
• Manufacturer: STMicroelectronics

AC ELECTRICAL CHARACTERISTICS (C
(*) C
(Refer to Test Circuit). Average operting current can be obtained by the following equation. I
Symbol
C
t
f
t
t
t
t
t
t
t
t
t
PD
MAX
W(H)
W(L)
W(L)
REM
C
TLH
THL
PLH
PHL
PLH
PHL
t
t
PD
s
h
IN
(*)
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
Output Transition
Time
Propagation
Delay Time
(CLOCK - Q)
Propagation
Delay Time
(CLEAR - Q)
Maximum Clock
Frequency
Minimum Pulse
Width
(CLOCK)
Minimum Pulse
Width
(CLEAR)
Minimum Set-up
Time
Minimum Hold
Time
Minimum
Removal Time
Input Capacitance
Power Dissipation
Capacitance
Parameter
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
CC
Test Conditions
L
= 50 pF, Input t
Min.
30
35
54HC and 74HC
6
T
A
Typ.
= 25
30
42
14
12
54
18
15
15
60
80
18
21
30
25
35
8
7
6
6
7
6
8
6
7
6
5
o
C
Max.
125
145
75
15
13
25
21
29
25
75
15
13
75
15
13
75
15
13
75
15
13
10
CC
0
0
0
r
(opr) = C
= t
Value
f
-40 to 85
Min.
4.8
= 6 ns)
24
28
PD
74HC
V
CC
Max.
155
180
95
19
16
31
26
36
31
95
19
16
95
19
16
95
19
16
95
19
16
10
0
0
0
o
f
C
IN
+ I
-55 to 125
CC
Min.
20
24
/2 (per FLIP/FLOP)
4
M54/M74HC73
54HC
Max.
110
190
220
110
110
110
110
22
19
38
32
44
37
22
19
22
19
22
19
22
19
10
0
0
0
o
C
MHz
Unit
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
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