SN74LS123N View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
SN74LS123N Datasheet PDF : 12 Pages
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0.55
VRC = 5 V
Cext = 1000 pF
0.5
K
– 55°C
0.45
0°C
25°C
70°C
0.4
125°C
SN74LS122 SN74LS123
0.55
0.5
K
0.45
VCC = 5 V
Cext = 1000 pF
0.55
0.5
0°C – 55°C
K
25°C
70°C
0.45
125°C
0.4
0.4
Cext = 1000 pF
– 55°C
0°C
25°C
70°C
125°C
0.35
4.5
5
5.5
VCC
Figure 5. K versus VCC
0.35
4.5
5
5.5
VRC
Figure 6. K versus VRC
0.35
4.5
5
5.5
VCC = VRC
Figure 7. K versus VCC and VRC
100000
10000
Rext = 260 kΩ
Rext = 160 kΩ
1000
100
10
1
Rext = 80 kΩ
Rext = 40 kΩ
Rext = 20 kΩ
Rext = 10 kΩ
Rext = 5 kΩ
10
100
Cext, EXTERNAL TIMING CAPACITANCE (pF)
Figure 8.
1000
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