W195B
| Model | W195B |
| Description | Frequency Generator for Integrated Core Logic |
| PDF file | Total 13 pages (File size: 144K) |
| Chip Manufacturer | CYPRESS |
PRELIMINARY
Table 4. Additional Frequency Selections through Serial Data Interface Data Bytes
Input Conditions
Data Byte 4, Bit 3 = 1
Bit 2
SEL_4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit 7
SEL_3
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
Bit 6
SEL_2
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
Bit 5
SEL_1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
Bit 4
SEL_0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
100.2
66.8
105
110
114
119
124
129
95
138
150
75
90
83.3
100.2
100.2
105
110
114
119
124
129
95
138
150
113
90
125
100.2
66.8
107
112
117
121
155
145
136
140
72
130
127
125
133.6
100.2
100.2
107
112
117
121
155
145
136
140
108
130
127
125
133.6
CPU
133.6
SDRAM
133.6
3V66
66.8
Reserved
66.8
66.8
71.3
74.7
78
80.7
77.5
72.5
68
70
72
65
63.5
62.5
66.8
Reserved
66.8
66.8
70
73.3
76
79.3
82.7
64.5
63.3
69
75
75
60
83.3
33.4
33.4
35
36.7
38
39.7
41.3
32.3
31.7
34.5
37.5
37.5
30
41.7
16.7
16.7
17.5
18.3
19
19.8
20.7
16.1
15.8
17.3
18.8
18.8
15
20.8
33.4
33.4
35.7
37.3
39
40.3
38.8
36.3
34
35
36
32.5
31.8
31.3
33.4
16.7
16.7
17.8
18.7
19.5
20.2
19.4
18.1
17
17.5
18
16.3
15.9
15.6
16.7
PCI
33.4
APIC
16.7
Output Frequency
W195B
Spread
Spectrum
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
9
