Analog Frequency Multiplier
PL660 and PL663 XO Families
EXTERNAL COMPONENT VALUES – 3
RD
OVERTONE RESISTOR SELECTIONS (R3rd)
This resistor is only required when a third overtone crystal is used. The chart below indicates the calculated and
the nearest “E12” resistor values versus frequency.
PL660-08/09
Freq.
(MHz)
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
R3rd
( )
12,396
11,442
10,625
9,917
9,297
8,750
8,264
7,829
7,438
7,083
6,761
6,467
6,198
5,950
5,721
5,509
5,313
5,129
4,958
4,798
4,648
4,508
4,375
4,250
4,132
4,020
3,914
E12
Pick
K
12
12
10
10
10
8.2
8.2
8.2
6.8
6.8
6.8
6.8
6.8
5.6
5.6
5.6
5.6
4.7
4.7
4.7
4.7
4.7
4.7
3.9
3.9
3.9
3.9
PL663-07/08/09
E12
Freq. R3rd
Pick
(MHz)
( )
K
30
9,917
10
32
9,297
10
34
8,750
8.2
36
8,264
8.2
38
7,829
8.2
40
7,438
6.8
42
7,083
6.8
44
6,761
6.8
46
6,467
6.8
48
6,198
6.8
50
5,950
5.6
52
5,721
5.6
54
5,509
5.6
56
5,313
5.6
58
5,129
4.7
60
4,958
4.7
62
4,798
4.7
64
4,648
4.7
66
4,508
4.7
68
4,375
4.7
70
4,250
3.9
72
4,132
3.9
74
4,020
3.9
76
3,914
3.9
78
3,814
3.9
80
3,719
3.9
PL663-017/18/19
E12
Freq. R3rd
Pick
(MHz)
( )
K
75
2,125
2.2
77.5
2,056
2.2
80
1,992
2.2
82.5
1,932
1.8
85
1,875
1.8
87.5
1,821
1.8
90
1,771
1.8
92.5
1,723
1.8
95
1,678
1.8
97.5
1,635
1.5
100
1,594
1.5
102.5
1,555
1.5
105
1,518
1.5
107.5
1,483
1.5
110
1,449
1.5
112.5
1,417
1.5
115
1,386
1.5
117.5
1,356
1.5
120
1,328
1.2
122.5
1,301
1.2
125
1,275
1.2
127.5
1,250
1.2
130
1,226
1.2
132.5
1,203
1.2
135
1,181
1.2
137.5
1,159
1.2
140
1,138
1.2
PL663-28/29
Freq.
(MHz)
140.0
142.0
144.0
146.0
148.0
150.0
152.0
154.0
156.0
158.0
160.0
162.0
164.0
166.0
168.0
170.0
172.0
174.0
176.0
178.0
180.0
182.0
184.0
186.0
188.0
190.0
192.0
194.0
196.0
198.0
200.0
R3rd
( )
915
902
890
878
866
854
843
832
821
811
801
790
780
770
759
749
740
730
720
711
701
692
683
674
665
656
647
639
630
622
614
E24
Pick
K
0.91
0.91
0.91
0.91
0.91
0.82
0.82
0.82
0.82
0.82
0.82
0.82
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.68
0.68
0.68
0.68
0.68
0.68
0.68
0.62
0.62
0.62
0.62
0.62
47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990, FAX (510) 492-0991
www.phaselink.com
Rev. 3/20/07 Page 8
PLL [ PHASELINK CORPORATION ]
