W83194R-58A Winbond, W83194R-58A Datasheet - Page 6

• Manufacturer Part Number: W83194R-58A
• Description: 100MHZ AGP CLOCK FOR VIA CHIPSET
• Manufacturer: Winbond

5.5 Power Pins
Vdd
Vddq2
Vddq2b
Vddq3
Vss
6.0 FREQUENCY SELECTION BY HARDWARE
6.2 W83194R-58 Frequency Selection Table
7.0 CPU 3.3#_2.5 BUFFER SELECTION
FS2
0
0
0
0
1
1
1
1
CPU 3.3#_2.5 ( Pin 2 ) Input Level
SYMBOL
FS1
0
0
1
1
0
0
1
1
FS0
0
0
1
1
0
1
0
1
CPU(MHz)
1
0
133.3
95.25
100.2
6,14,19, 30, 36
97.0
66.8
83.3
3,9,16,22,27,
112
75
33,39,45
PIN
42
48
1
SD_SEL=1
SDRAM
133.3
95.25
100.2
97.0
66.8
83.3
112
75
- 6 -
Power supply for Ref [0:1] crystal and core logic.
Power supply for AGP1 and REF1 output, either 2.5V or
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
(MHz)
64.67
74.7
66.8
88.7
66.6
63.5
66.8
75
PCI (MHz)
32.33
31.75
Publication Release Date: Nov. 1999
37.3
33.4
37.5
44.3
33.3
33.4
FUNCTION
CPU Operate at
VDD = 2.5V
VDD = 3.3V
W83194R-58A
AGP (MHz)
64.67
PRELIMINARY
74.7
66.8
88.7
66.6
63.5
66.8
75
Revision 0.30
REF (MHz)
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318