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W305B
Document #: 38-07262 Rev. *B
Page 13 of 21
Table 5. Additional Frequency Selections through Serial Data Interface Data Bytes
Input Conditions
Output Frequency
PLL Gear
Constants
(G)
FS4
FS3
FS2
FS1
FS0
CPU
SDRAM
3V66
PCI
APIC
SEL4
SEL3
SEL2
SEL1
SEL0
0
0
0
0
0
66.6
100.0
66.6
33.3
16.6
32.00494
0
0
0
0
1
120.0
120.0
80.0
40.0
20.0
48.00741
0
0
0
1
0
66.8
100.2
66.8
33.4
16.7
32.00494
0
0
0
1
1
68.3
102.5
68.3
34.2
17.1
32.00494
0
0
1
0
0
70.0
105.0
70.0
35.0
17.5
32.00494
0
0
1
0
1
75.0
112.5
75.0
37.5
18.8
32.00494
0
0
1
1
0
80.0
120.0
80.0
40.0
20.0
32.00494
0
0
1
1
1
83.0
124.5
83.0
41.5
20.8
32.00494
0
1
0
0
0
100.0
100.0
66.6
33.3
16.6
48.00741
0
1
0
0
1
124.0
124.0
82.6
41.3
20.6
48.00741
0
1
0
1
0
100.2
100.2
66.8
33.4
16.7
48.00741
0
1
0
1
1
103.0
103.0
68.9
34.3
17.2
48.00741
0
1
1
0
0
105.0
105.0
70.0
35.0
17.5
48.00741
0
1
1
0
1
110.0
110.0
73.3
36.7
18.3
48.00741
0
1
1
1
0
115.0
115.0
76.6
38.3
19.1
48.00741
0
1
1
1
1
200.0
200.0
66.6
33.3
16.6
96.01482
1
0
0
0
0
133.3
133.3
66.6
33.3
16.6
64.00988
1
0
0
0
1
166.6
166.6
83.3
41.6
20.8
64.00988
1
0
0
1
0
133.6
133.6
66.8
33.4
16.7
64.00988
1
0
0
1
1
137.0
137.0
68.5
34.3
17.1
64.00988
1
0
1
0
0
140.0
140.0
70.0
35.0
17.5
64.00988
1
0
1
0
1
145.0
145.0
72.5
36.2
18.1
64.00988
1
0
1
1
0
150.0
150.0
75.0
37.5
18.7
64.00988
1
0
1
1
1
160.0
160.0
80.0
40.0
20.0
64.00988
1
1
0
0
0
133.3
100.0
66.6
33.3
16.6
64.00988
1
1
0
0
1
166.6
125.0
83.3
41.7
20.8
64.00988
1
1
0
1
0
133.6
100.2
66.8
33.4
16.7
64.00988
1
1
0
1
1
137.0
102.8
68.5
34.3
17.1
64.00988
1
1
1
0
0
66.6
100.0
66.6
33.3
16.6
32.00494
1
1
1
0
1
100.0
100.0
66.6
33.3
16.6
48.00741
1
1
1
1
0
133.3
133.3
66.6
33.3
16.6
64.00988
1
1
1
1
1
133.3
100.0
66.6
33.3
16.6
64.00988
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