ICS951413 Datasheet, PDF (7/23 Pages) Integrated Circuit Systems – Programmable System Clock Chip for ATI RS400 P4-based Systems

Integrated
Circuit
Systems, Inc.
Table2: SRC & ATIG Frequency Selection Table
Bit4
SRC(7:3,0),
SRC FS4 ^{Bit3 Bit2 Bit1 Bit0} ATIG(1:0) ^{Spread SRC}
(SS_EN) ^{SRC FS3 FS2 FS1 FS0} (MHz)
% OverClock
0
0
0 0 0 100.00
0
1.00
0
0
0 0 1 100.00
0
1.00
0
0
0 1 0 100.00
0
1.00
0
0
0 1 1 100.00
0
1.00
0
0
1 0 0 101.00
0
1.01
0
0
1 0 1 101.00
0
1.01
0
0
1 1 0 101.00
0
1.01
0
0
1 1 1 101.00
0
1.01
0
1
0 0 0 102.00
0
1.02
0
1
0 0 1 102.00
0
1.02
0
1
0 1 0 102.00
0
1.02
0
1
0 1 1 102.00
0
1.02
0
1
1 0 0 104.00
0
1.04
0
1
1 0 1 104.00
0
1.04
0
1
1 1 0 104.00
0
1.04
0
1
1 1 1 104.00
0
1.04
1
0
000
100.00 ^-0.5%
1.00
1
0
001
100.00 ^-0.5%
1.00
1
0
010
100.00 ^-0.5%
1.00
1
0
011
100.00 ^-0.5%
1.00
1
0
100
101.00 ^-0.5%
1.01
1
0
101
101.00 ^-0.5%
1.01
1
0
110
101.00 ^-0.5%
1.01
1
0
111
101.00 ^-0.5%
1.01
1
1
000
102.00 ^-0.5%
1.02
1
1
001
102.00 ^-0.5%
1.02
1
1
010
102.00 ^-0.5%
1.02
1
1
011
102.00 ^-0.5%
1.02
1
1
100
104.00 ^-0.5%
1.04
1
1
101
104.00 ^-0.5%
1.04
1
1
110
104.00 ^-0.5%
1.04
1
1
111
104.00 ^-0.5%
1.04
ICS951413
0929C—03/07/05
7