w83194br-619 Winbond Electronics Corp America, w83194br-619 Datasheet - Page 9
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w83194br-619
Manufacturer Part Number
w83194br-619
Description
Winbond Clock Generator For Intel P4 Springdale Series Chipset P4 Springdale Series Chipset
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W83194BR-619.pdf
(29 pages)
CPU, SRC, 3V66, PCI Clock Outputs, continued
5.3
5.4
15, 16, 19,
12,13, 14,
PIN
20,21
22
22
1
2
PIN
PIN
33
32
9
Fixed Frequency Outputs
I2C Control Interface
CLOCK GEN. FOR INTEL P4 SPRINGDALE/PRESCOTT SERIES CHIPSET
REF0
FS1*
REF1
FS0*
24_48MHz
SEL24_48#
48MHz
FS3
PCICLK_F2
PCICLK [0:7]
PIN NAME
&
PIN NAME
PIN NAME
SDATA*
SCLK*
&
IN
IN
IN
IN
TYPE
OUT
OUT
OUT
OUT
TYPE
OUT 3.3V 33MHz PCI clock outputs.
OUT 3.3V 33MHz PCI clock outputs.
TYPE
tp120k
tp120k
td120k
td120k
I/OD
IN
Serial data of I
resistor.
Serial clock of I
resistor.
14.318MHz output.
Latched input for FS1 at initial power up for H/W selecting the
output frequency clocks. This is internal 120KΩ pull up.
14.318MHz output.
Latched input for FS0 at initial power up for H/W selecting the
output frequency clocks. This is internal 120KΩ pull up.
48MHz clock output.
Latched input at initial power up for 24_48MHz selecting the
output frequency clocks. This is internal 120KΩ pull down,
1=24MHz, 0=48MHz (default).
48MHz clock output.
Latched input for FS3 at initial power up for H/W selecting the
output frequency clocks. This is internal 120KΩ pull down.
W83194BR-619/W83194BG-619
- 5 -
2
2
C 2-wire control interface with internal pull-up
C 2-wire control interface with internal pull-up
DESCRIPTION
DESCRIPTION
DESCRIPTION
Publication Release Date: March, 2006
Revision 0.7