W83194R Winbond Electronics Corp America, W83194R Datasheet - Page 3

• Manufacturer Part Number: W83194R
• Description: Description = 166MHz SiS540/630 Clock Gen., 3-DIMM, With S.S.T. ;; Package = Ssop 48
• Manufacturer: Winbond Electronics Corp America

3. BLOCK DIAGRAM
4. PIN CONFIGURATION
SDRAM 0/CPU_STOP#
SDRAM 1/PCI_STOP#
PCICLK_F/ *FS1
PCICLK2/*MODE
PCICLK1/ *FS2
REF0X2/ *FS3
SDRAM 2/PD#
PCICLK4
PCICLK5
PCICLK6
PCICLK3
SDRAM 3
*SDATA
CPU_STOP#
*SDCLK
SEL3.3_2.5#
PCI_STOP#
VddP
VddSD
Vss
VddP
Vss
Vss
*FS(0:3) 4
*SDATA
Vdd
Xout
Vss
*MODE
Xin
*SCLK
Xout
PD#
Xin
16
10
11
12
13
14
15
17
18
19
20
21
22
23
24
PLL2
Spectrum
POR
7
XTAL
OSC
1
2
3
4
6
9
Spread
5
8
PLL1
LATCH
Control
Config.
Logic
Reg.
5
- 3 -
PCI_STOP#
CPU_STOP#
÷2
PCI
clock
Divder
STOP
STOP
33
31
29
27
26
25
42
34
32
30
28
48
47
46
45
44
43
41
40
39
38
37
36
35
SDRAM12
REF1
CPUCLK_F
CPUCLK0
SDRAM_F
SDRAM11
SDRAM 10
Vss
VddSD
Vss
SDRAM 9
SDRAM 8
48MHz/*FS0
24_48MHz/SEL2.5_3.3#
VddLCPU
CPUCLK1
VddSD
SDRAM 5
SDRAM 4
VddSD
VddSD
Vss
SDRAM 7
SDRAM 6
Publication Release Date:May. 2000
14
2
7
3
48MHz
REF(0:1)
24_48MHz
CPUCLK(0:2)
SDRAM(0:13)
PCICLK(0:6)
W83194R-630A
Revision 1.0