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DM74LS123N データシートの表示(PDF) - Fairchild Semiconductor
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コンポーネント説明
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DM74LS123N
Dual Retriggerable One-Shot with Clear and Complementary Outputs
Fairchild Semiconductor
DM74LS123N Datasheet PDF : 8 Pages
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8
Switching Characteristics
at V
CC
=
5V and T
A
=
25
°
C
Symbol
Parameters
From (Input)
To (Output)
t
PLH
t
PLH
t
PHL
t
PHL
t
PLH
t
PHL
t
WQ(Min)
t
W(out)
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
Minimum Width of Pulse
at Output Q
Output Pulse Width
A to Q
B to Q
A to Q
B to Q
Clear to Q
Clear to Q
A or B to Q
A or B to Q
R
L
=
2 k
Ω
C
L
=
15pF
C
L
=
15pF
C
EXT
=
0 pF, R
EXT
=
5 k
Ω
C
EXT
=
1000 pF, R
EXT
=
10 k
Ω
Min
Max
Min
Max
33
Units
ns
44
ns
45
ns
56
ns
45
27
200
4
ns
ns
ns
5
µ
s
5
www.fairchildsemi.com
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