ICS950703 Datasheet, PDF (9/24 Pages) Integrated Circuit Systems – PROGRAMMABLE TIMING CONTROL HUB FOR P4

Integrated
Circuit
Systems, Inc.
QuadRom^TM Frequency Selection Table
Description
Bit6 Bit5
Bit4
Bit3 Bit2 Bit1 Bit0
Sel133/100 FS3 FS2 FS1 FS0
10
0
0000
10
0
000 1
10
0
0 0 10
10
0
0011
10
0
0 10 0
10
0
0 10 1
10
0
0 110
10
0
0 111
10
0
100 0
10
0
100 1
10
0
10 10
10
0
10 1 1
10
0
1 10 0
10
0
1 10 1
10
0
1 110
10
0
1111
10
1
0000
10
1
000 1
10
1
0 0 10
10
1
0011
10
1
0 10 0
10
1
0 10 1
10
1
0 110
10
1
0 111
10
1
100 0
10
1
100 1
10
1
10 10
10
1
10 1 1
10
1
1 10 0
10
1
1 10 1
10
1
1 110
10
1
1111
VCO CPUCLK 3V66
MHZ MHz MHz
400.02
408.00
420.00
432.00
444.00
456.00
468.00
480.00
492.00
504.00
516.00
528.00
540.00
552.00
564.00
576.00
588.00
600.00
612.00
624.00
636.00
648.00
660.00
672.00
666.68
668.00
672.00
676.00
680.00
684.00
688.00
692.00
66.67
68.00
70.00
72.00
74.00
76.00
78.00
80.00
82.00
84.00
86.00
88.00
90.00
92.00
94.00
96.00
98.00
100.00
102.00
104.00
106.00
108.00
110.00
112.00
166.67
167.00
168.00
169.00
170.00
171.00
172.00
173.00
66.67
68.00
70.00
72.00
74.00
76.00
78.00
80.00
82.00
84.00
86.00
88.00
90.00
92.00
94.00
96.00
98.00
100.00
102.00
104.00
106.00
108.00
110.00
112.00
66.67
66.80
67.20
67.60
68.00
68.40
68.80
69.20
PCICLK
MHz
33.34
34.00
35.00
36.00
37.00
38.00
39.00
40.00
41.00
42.00
43.00
44.00
45.00
46.00
47.00
48.00
49.00
50.00
51.00
52.00
53.00
54.00
55.00
56.00
33.33
33.40
33.60
33.80
34.00
34.20
34.40
34.60
Notes:
Continuation of Table1 from previous page.
0690D—05/14/04
9
ICS950703