w83194br-603 Winbond Electronics Corp America, w83194br-603 Datasheet - Page 6

• Manufacturer Part Number: w83194br-603
• Description: Winbond Clock Generator For Intel P4 Springdale Series Chipset
• Manufacturer: Winbond Electronics Corp America

3.
4. BLOCK DIAGRAM
#: Active low
*: Internal pull up resistor 120K to VDD
&: Internal Pull-down resistor 120K to GND
PIN CONFIGURATION
CLOCK GEN. FOR INTEL P4 SPRINGDALE/PRESCOTT SERIES CHIPSET
VTT_PWRGD#
SEL24_48#
SDATA*
SCLK*
MODE
FS(0:4)
XOUT
PD#*
XIN
&
&
SEL24_48#
MODE
FS2
FS4
FS3
&
/24_48MHz
FS0
FS1* /REF0
XTAL
M/N/Ratio
&POR
&Config
Interface
PLL2
Register
Spectrum
Latch
OSC
Control
VDDREF
Logic
&
&
Spread
&
VDDPCI
VDDPCI
PLL1
ROM
I2C
/PCI_F0
/PCI_F1
/48MHz
VDD48
&
PCI_F2
&
XOUT
/REF1
/PCI0
GND
GND
GND
GND
PCI1
PCI2
PCI3
PCI4
PCI5
XIN
PD#
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
VCOCLK
W83194BR-603/W83194BG-603
- 2 -
Divider
Divider
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
VDDA
GND
IREF
CPUT_ITP
CPUC_ITP
GND
CPUT1
CPUC1
VDDCPU
CPUT0
CPUC0
GND
SRCT
SRCC
VDD
VTT_PWRGD#
SDATA*
SCLK*
3V66_0/RESET#
3V66_1
GND
VDD3V66
3V66_2
3V66_3/VCH
2
2
2
4
9
2
PCI_F0:2,P
CPUT0:1
REF 0:1
CPUC0:1
CPUT_ITP
CPUC_ITP
SRCT
SRCC
RESET#
48MHz,VCH
3V66_0:3
24_48MHz
CI_0:5
Rref