74VHCT74 Fairchild Semiconductor, 74VHCT74 Datasheet - Page 3

• Manufacturer Part Number: 74VHCT74
• Description: Dual D-Type Flip-Flop with Preset and Clear
• Manufacturer: Fairchild Semiconductor

f
t
t
t
t
C
C
t
t
t
t
t
t
MAX
PLH
PHL
PLH
PHL
W
W
W
S
H
REM
AC Electrical Characteristics
Note 6: V
Note 7: C
operating current can be obtained by the equation: I
AC Operating Requirements
IN
PD
Symbol
Symbol
(L)
(H)
(L)
CC
PD
Maximum Clock
Frequency
Propagation Delay Time
(CK-Q, Q)
Propagation Delay time
(CLR, PR -Q, Q)
Input Capacitance
Power Dissipation Capacitance
is 5.0
Minimum Pulse Width (CK)
Minimum Pulse Width
(CLR, PR)
Minimum Setup Time
Minimum Hold Time
Minimum Removal Time
(CLR, PR)
is defined as the value of internal equivalent capacitance which is calculated from the operating current consumption without load. Average
0.5V
Parameter
Parameter
(Note 6)
CC
V
(V)
5.0
5.0
5.0
5.0
5.0
5.0
CC
(opr)
C
PD
Min
100
80
V
CC
5.0
5.0
5.0
5.0
5.0
T
f
A
IN
V
(V)
Typ
160
140
3
5.8
6.3
7.6
8.1
CC
24
4
25 C
I
0.5
0.5
0.5
0.5
0.5
CC
/2 (per flip-flop).
Max
10.4
11.4
Typ
7.8
8.8
10
T
A
T
25 C
A
Min
1.0
1.0
1.0
1.0
80
65
5.0
5.0
5.0
3.5
40 C to 85 C
0
Guaranteed Minimum
Max
10.0
12.0
13.0
9.0
10
T
A
40 C to 85 C
Units
MHz
5.0
5.0
5.0
3.5
pF
pF
ns
ns
0
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C
C
C
C
C
C
V
(Note 7)
CC
L
L
L
L
L
L
Conditions
15 pF
50 pF
15 pF
50 pF
15 pF
50 pF
Open
Units
ns
ns
ns
ns
ns