ICS932S825 Datasheet, PDF (5/20 Pages) Integrated Circuit Systems – Low Power Clock Chip for Serverworks HT2400 Servers

ICS932S825
Frequency Selection Table
Byte 0
Bit 4 Bit 3 Bit2 Bit1 Bit0 CPU
SS_EN FS3 FS2 FS1 FS0 (MHz)
0
0 0 0 0 Hi-Z
0
0 001
X/4
0
0 0 1 0 180.00
0
0 0 1 1 220.00
0
0 1 0 0 100.00
0
0 1 0 1 133.33
0
0 110
0
0 1 1 1 200.00
0
1 0 0 0 184.00
0
1 0 0 1 188.00
0
1 0 1 0 192.00
0
1 0 1 1 196.00
0
1 1 0 0 204.00
0
1 1 0 1 208.00
0
1 1 1 0 212.00
0
1 1 1 1 216.00
1
0 0 0 0 Hi-Z
1
0 001
X/4
1
0 0 1 0 180.00
1
0 0 1 1 220.00
1
0 1 0 0 100.00
1
0 1 0 1 133.33
1
0 110
1
0 1 1 1 200.00
1
1 0 0 0 184.00
1
1 0 0 1 188.00
1
1 0 1 0 192.00
1
1 0 1 1 196.00
1
1 1 0 0 204.00
1
1 1 0 1 208.00
1
1 1 1 0 212.00
1
1 1 1 1 216.00
SRC
(MHz)
Hi-Z
X/8
90.00
110.00
100.00
100.00
100.00
92.00
94.00
96.00
98.00
102.00
104.00
106.00
108.00
Hi-Z
X/8
90.00
110.00
100.00
100.00
100.00
92.00
94.00
96.00
98.00
102.00
104.00
106.00
108.00
PCI Spread OverClock
(MHz)
%
Amount
Hi-Z
N/A
N/A
x/24
N/A
N/A
30.00
0
0.90
36.67
0
1.10
33.33
0
1.00
33.33
0
1.00
Reserved
33.33
0
1.00
30.67
0
0.92
31.33
0
0.94
32.00
0
0.96
32.67
0
0.98
34.00
0
1.02
34.67
0
1.04
35.33
0
1.06
36.00
0
1.08
Hi-Z
N/A
N/A
x/24
N/A
N/A
30.00 ^-0.5%
1.00
36.67 ^-0.5%
1.00
33.33 ^-0.5%
1.00
33.33 ^-0.5%
1.00
Reserved
33.33 ^-0.5%
1.00
30.67 ^-0.5%
0.92
31.33 ^-0.5%
0.94
32.00 ^-0.5%
0.96
32.67 ^-0.5%
0.98
34.00 ^-0.5%
1.02
34.67 ^-0.5%
1.04
35.33 ^-0.5%
1.06
36.00 ^-0.5%
1.08
1276D—10/25/07
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