MC74HC4046A_14 Datasheet, PDF (12/15 Pages) ON Semiconductor – Phase-Locked Loop

MC74HC4046A
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R1=3.0 kW
R1=10 kW
15
R1=20 kW
R1=30 kW
10
R1=40 kW
R1=50 kW
5.0
R1=100 kW
C1=39 pF
0
1.0
10¹
R1=300 kW
10²
10³
R2 ( kW)
10⁴
10⁵
Figure 22. R2 versus f_max
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12
10
8.0
6.0
4.0
2.0
0
-2.0
10⁰
C1=39 pF
R1=3 kW
R1=10 kW
R1=20 kW
R1=30 kW
R1=40 kW
R1=50 kW
R1=100 kW
R1=300 kW
10¹
10²
10³
10⁴
10⁵
10⁶
R2 ( kW)
Figure 23. R2 versus f_min
20
C1=39 pF
R1=10 kW
R1=3.0 kW
R1=20 kW
10
R1=30 kW
R1=40 kW
R1=50 kW
R1=100 kW
0
1.0
10¹
10²
10³
R2 ( kW)
R1=300 kW
10⁴
10⁵
Figure 24. R2 versus Frequency Lock Range (2f_L)
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