W83193R Winbond Electronics Corp America, W83193R Datasheet - Page 9

• Manufacturer Part Number: W83193R
• Description: Description = 83.3MHz/100MHz Intel Lx/ex Clock Gen. ;; Package = Ssop 48
• Manufacturer: Winbond Electronics Corp America

Frequency table selection by software via I
FUNCTION TABLE
8.3.2 Register 1 : CPU , 48/24 MHz Clock Register (1 = enable, 0 = Stopped)
Description
Bit
SSEL2
Function
Tri-State
7
6
5
4
3
2
1
0
Normal
0
0
0
0
1
1
1
1
@PowerUp
SSEL1
1
1
1
1
1
1
1
1
0
0
1
1
0
0
1
1
see table
CPU
Hi-Z
Pin
SSEL0
40
41
43
44
-
-
-
-
- 9 -
0
1
0
1
0
1
0
1
Reserved
Reserved
Reserved
Reserved
CPUCLK3 (Active / Inactive)
CPUCLK2 (Active / Inactive)
CPUCLK1 (Active / Inactive)
CPUCLK0 (Active / Inactive)
CPU,SDRAM (MHz)
see table
Hi-Z
PCI
83.3
68.5
83.3
66.8
50
75
75
60
2
C
Outputs
SDRAM
CPU
Hi-Z
Description
PCI (MHz)
41.65
34.25
Publication Release Date: Nov. 1998
33.3
37.5
33.4
25
32
30
14.318
REF
Hi-Z
REF,IOAPIC (MHz)
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
IOAPIC
14.318
Revision 1.0
Hi-Z