tc74vhc123af TOSHIBA Semiconductor CORPORATION, tc74vhc123af Datasheet - Page 9

• Manufacturer Part Number: tc74vhc123af
• Description: Dual Monostable Multivibrator
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Timing Requirements
Minimum pulse width
Minimum clear width
( CLR )
Minimum retrigger time
Note:
AC Characteristics
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
Note:
Characteristics
Characteristics
For TC74VHC123A only
C
current consumption without load.
Average operating current can be obtained by the equation:
PD
I
(I
(duty: %)
is defined as the value of the internal equivalent capacitance which is calculated from the operating
CC (opr)
CC’
: active supply current)
= C
∆ t
Symbol
t
(Note)
wOUT
(input: t
C
t
t
t
t
t
t
wOUT
C
pLH
pHL
pLH
pHL
pLH
pHL
PD
PD
IN
(input: t
·V
CC
·f
Symbol
r
C
R
C
R
C
R
IN
t
t
t
= t
w (H)
w (L)
w (L)
X
X
X
X
X
X
t
rr
+ I
r
= 28 pF
= 2 k Ω
= 0.01 µ F
= 10 k Ω
= 0.1 µ F
= 10 k Ω
f
= t
⎯
⎯
⎯
= 3 ns)
CC’
f
·Duty/100 + I
= 3 ns)
Test Condition
R
C
R
C
X
X
X
X
= 1 k Ω
= 100 pF
= 1 k Ω
= 0.01 µ F
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
V
⎯
⎯
CC
(V)
9
CC
Test Condition
⎯
⎯
/2 (per circuit)
TC74VHC123,221AF/AFN/AFT/AFK
C
L
15
50
15
50
15
50
15
50
15
50
15
50
50
50
50
(Note)
(pF)
Min
0.9
0.9
90
90
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
V
Ta = 25°C
CC
13.4
15.9
14.5
17.0
10.2
10.3
12.8
Typ.
160
133
100
100
8.1
9.6
8.7
6.3
7.8
1.0
1.0
± 1
73
(V)
4
Typ.
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
1.5
1.2
9.4
1.1
1.1
60
39
10
⎯
⎯
⎯
⎯
⎯
⎯
Ta = 25°C
Limit
Min
5.0
5.0
5.0
5.0
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
Ta = − 40 to
⎯
⎯
⎯
⎯
―
―
90
90
⎯
⎯
⎯
85°C
2006-06-01
− 40 to
85°C
Limit
Ta =
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
300
240
110
110
5.0
5.0
5.0
5.0
1.1
1.1
10
⎯
⎯
⎯
⎯
⎯
⎯
Unit
Unit
ms
pF
pF
ns
ns
ns
µ s
ns
ns
ns
ns
µ s
%