74vhc221a Fairchild Semiconductor, 74vhc221a Datasheet - Page 5

• Manufacturer Part Number: 74vhc221a
• Description: Dual Non-retriggerable Monostable Multivibrator
• Manufacturer: Fairchild Semiconductor

t
t
t
t
t
t
t
C
C
t
t
t
PLH
PHL
PLH
PHL
PLH
PHL
WOUT
W
W
W
AC Electrical Characteristics
Note 5: C
operating current can be obtained by the equation:
Note 6: Refer to 74VHC221A Timing Chart.
AC Operating Requirement
t
IN
PD
Symbol
Symbol
wOUT
(L)
(H)
(L)
I
I
Duty: %
CC
CC
1
(opr.)
: Active Supply Current
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average
Propagation Delay Time
(A, B–Q, Q)
Propagation Delay Time
(CLR Trigger—Q, Q)
Propagation Delay Time
(CLR—Q, Q)
Output Pulse Width
Output Pulse Width Error
Between Circuits
(In same Package)
Input Capacitance
Power Dissipation
Capacitance
Minimum Trigger
Pulse Width
Minimum Clear
Pulse Width
C
PD
*V
CC
Parameter
*f
IN
I
CC
Parameter
1
*Duty/100
3.3
5.0
3.3
5.0
3.3
5.0
2.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
I
CC
V
(V)
/2 (per Circuit)
CC
0.3
0.5
0.3
0.5
0.3
0.5
0.3
0.5
0.3
0.5
0.3
0.5
0.3
0.5
Min
0.9
0.9
90
90
(Note 6)
V
(V)
3.3
5.0
3.3
5.0
CC
T
A
13.4
15.9
14.5
17.0
10.2
10.3
12.8
Typ
415
345
312
160
133
100
100
8.1
9.6
8.7
6.3
7.8
1.0
1.0
73
4
1
25 C
Min
5
5.0
5.0
5.0
5.0
Max
20.6
24.1
12.0
14.0
22.4
25.9
12.9
14.9
15.8
19.3
11.4
240
200
110
110
9.4
1.1
1.1
10
T
A
Typ
25 C
T
A
Min
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.9
0.9
90
90
40 C to 85 C
Max
Max
24.0
27.5
14.0
16.0
26.0
29.5
15.0
17.0
18.5
22.0
11.0
13.0
240
300
110
110
1.1
1.1
10
T
A
Min
5.0
5.0
5.0
5.0
Units
ms
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
%
s
40 C to 85 C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
V
(Note 5)
CC
www.fairchildsemi.com
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
Max
15 pF
50 pF
15 pF
50 pF
15 pF
50 pF
15 pF
50 pF
15 pF
50 pF
15 pF
50 pF
50 pF R
50 pF Cx
50 pF Cx
50 pF Cx
Open
Conditions
C
Rx
Rx
Rx
X
X
Units
28 pF
2 k
0.01 F
10 k
0.1 F
10 k
28 pF
6 k
ns
ns