w83194r-81 Winbond Electronics Corp America, w83194r-81 Datasheet - Page 2

• Manufacturer Part Number: w83194r-81
• Description: 100mhz Clock Chipset
• Manufacturer: Winbond Electronics Corp America

3.0 BLOCK DIAGRAM
4.0 PIN CONFIGURATION
*SDRAM_STOP#/SDRAM 9
*CPU_STOP#/SDRAM11
*PCI_STOP#/SDRAM10
PCICLK_F/ *FS1
SDRAM_STOP#
PCICLK0/ *FS2
*PD#/SDRAM 8
REF0/ *MODE
CPU3.3_2.5#
CPU_STOP#
PCI_STOP#
SEL24_14#
SDRAM12
*SD_SEL#
*FS(0:2) 3
PCICLK2
PCICLK3
PCICLK4
*SDAT
A *SCLK
PCICLK1
*MODE
*SDATA
*SDCLK
Vddq3
Xout
PD#
Vddq4
Vddq4
Xin
Vss
Vdd
Vss
Vss
Xout
Vss
Xin
PLL2
Spectrum
POR
XTAL
OSC
Spread
PLL1
LATCH
l Logic
Contro
Config
. Reg.
16
14
21
10
11
12
13
15
17
18
19
20
22
23
24
7
1
2
3
4
6
9
5
8
- 2 -
5
PCI_STOP#
CPU_STOP#
¡Ò 2
PCI
clock
Divder
STOP
STOP
33
31
29
27
26
25
48
47
46
45
43
42
41
40
39
38
37
36
35
34
32
30
28
44
Publication Release Date: Dec. 1998
SDRAM 1
48MHz/*FS0
SIO/*SEL24_14#
Vddq2
CPUCLK1
CPUCLK
2 Vss
SDRAM 0
SDRAM 2
SDRAM 3
SDRAM 4
SDRAM 5
Vddq3
SDRAM 6
SDRAM 7
Vss
13
IOAPIC
REF1/ *SD_SEL#
REF2/CPU3.3_2.5#
Vddq3
Vss
3
Vss
CPUCLK0
Vddq2b
3
5
48MHz
REF(0:2)
IOAPIC
SIO
SDRAM(0:12)
CPUCLK(0:2)
PCICLK(0:4)
PCICLK_F
W83194R-81
PRELIMINARY
Revision 0.20