W83194R-37/-58 Winbond Electronics Corp America, W83194R-37/-58 Datasheet - Page 6

• Manufacturer Part Number: W83194R-37/-58
• Description: 100MHz/133MHz Via MVP3, Via Apollo Pro Clock Gen., 3-DIMM, With S.S.T.
• Manufacturer: Winbond Electronics Corp America

5.5 Power Pins
Vdd
Vddq2
Vddq2b
Vddq3
Vss
6.0 FREQUENCY SELECTION BY HARDWARE
6.1 W83194R-37 Frequency Selection Table
6.2 W83194R-58 Frequency Selection Table
7.0 CPU 3.3#_2.5 BUFFER SELECTION
FS2
FS2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
CPU 3.3#_2.5 ( Pin 2 ) Input Level
SYMBOL
FS1
FS1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
- 6 -
FS0
FS0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
0
CPU(MHz)
CPU(MHz)
133.3
95.25
100.2
6,14,19, 30, 36
66.8
68.5
83.3
66.8
83.3
100
112
124
3,9,16,22,27,
60
75
75
95
75
33,39,45
PIN
42
48
1
SD_SEL=1
SD_SEL=1
SDRAM
SDRAM
133.3
95.25
100.2
66.8
68.5
83.3
66.8
83.3
100
112
124
60
75
75
95
75
Power supply for AGP1 and REF1 output, either 2.5V or
Power supply for Ref [0:1] crystal and core logic.
3.3V.
Power supply for CPUCLK[0:3], either 2.5V or 3.3V.
Power supply for SDRAM, PCICLK and 48/24MHz
outputs.
Circuit Ground.
SD_SEL=0
SD_SEL=0
(MHz)
(MHz)
66.8
68.5
66.6
63.4
66.6
74.7
66.8
82.5
88.7
66.6
63.5
66.8
60
75
60
75
PCI (MHz)
PCI (MHz)
34.25
31.75
33.4
37.5
33.3
31.7
33.3
37.3
33.4
41.3
37.5
44.3
33.3
33.4
30
30
CPU Operate at
FUNCTION
Publication Release Date: Sep 1998
VDD = 2.5V
VDD = 3.3V
AGP (MHz)
AGP (MHz)
66.8
68.5
66.6
63.4
66.6
74.7
66.8
82.5
88.7
66.6
63.5
66.8
60
75
60
75
Revision 1.0
REF (MHz)
REF (MHz)
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