SN74LS122 데이터 시트보기 (PDF) - ON Semiconductor
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SN74LS122 Datasheet PDF : 12 Pages
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SN74LS122 SN74LS123
VCC
VRC
Rext
VCC
Cext
Cext Rext/ VCC
Cext
Q
CLR
B 1/2 LS123
0.1 µF
Pout
Pin
Q
A GND
51 Ω
VCC
VRC
Rext
VCC
Cext
Cext
CLR
B2
Rext/
Cext
B1 LS122
VCC
Q
0.1 µF
Pout
A2
Pin
A1 GND
Q
51 Ω
Figure 1.
Figure 2.
Pin
Pout
tW
RETRIGGER
Figure 3.
10
5K ≤ Rext ≤ 260K
1
0.1
0.01
0.001
0.3 0.35 0.4 0.45 0.5 0.55
K
Figure 4.
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