ICS951402 Datasheet, PDF (5/23 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for P4 processor

Integrated
Circuit
Systems, Inc.
ICS951402
Advance Information
Serial Configuration Command Bitmap
CPU MHz
FS4 FS3 FS2 FS1 FS0
0 0 0 0 0 _100.00
0 0 0 0 1 133.34
0 0 0 1 0 200.01
0 0 0 1 1 166.65
0 0 1 0 0 100.00
0 0 1 0 1 133.34
0 0 1 1 0 133.16
0 0 1 1 1 166.45
0 1 0 0 0 105.00
0 1 0 0 1 140.00
0 1 0 1 0 66.67
0 1 0 1 1 175.00
0 1 1 0 0 109.99
0 1 1 0 1 146.65
0 1 1 1 0 210.00
0 1 1 1 1 183.27
1 0 0 0 0 99.51
1 0 0 0 1 132.68
1 0 0 1 0 199.02
1 0 0 1 1 165.85
1 0 1 0 0 99.51
1 0 1 0 1 132.68
1 0 1 1 0 132.59
1 0 1 1 1 165.73
1 1 0 0 0 99.39
1 1 0 0 1 132.51
1 1 0 1 0 198.77
1 1 0 1 1 165.64
1 1 1 0 0 99.39
1 1 1 0 1 132.51
1 1 1 1 0 132.36
1 1 1 1 1 165.45
SDRAM
MHz
100.00
133.34
200.01
166.65
133.34
100.00
166.45
133.16
105.00
140.00
66.67
175.00
109.99
146.65
210.00
183.27
99.51
132.68
199.02
165.85
132.68
99.51
165.73
132.59
99.39
132.51
198.77
165.64
132.51
99.39
165.45
132.36
3V66 MHz PCI MHz REF MHz ^USB/DOT With Spread Enabled…
MHz
66.67
66.67
66.67
66.66
66.67
66.67
66.58
66.58
70.00
70.00
66.67
70.00
73.33
73.33
70.00
73.31
66.34
66.34
66.34
66.34
66.34
66.34
66.29
66.29
66.26
66.26
66.26
66.25
66.26
66.26
66.18
66.18
33.33
33.33
33.33
33.33
33.33
33.33
33.29
33.29
35.00
35.00
33.33
35.00
36.66
36.66
35.00
36.65
33.17
33.17
33.17
33.17
33.17
33.17
33.15
33.15
33.13
33.13
33.13
33.13
33.13
33.13
33.09
33.09
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
48.008
SpreaD OFF
OR
Center spread +/-0.3%
Down Spread -0.6%
Down Spread -0.8%
0660—05/05/05
5