w83195bg-202 Winbond Electronics Corp America, w83195bg-202 Datasheet - Page 7

• Manufacturer Part Number: w83195bg-202
• Description: Clock For Via Chipsets
• Manufacturer: Winbond Electronics Corp America

5. PIN DESCRIPTION
5.1
5.2
PIN
46,45,43,42
41,40,37,36
35,34,33,32
BUFFER TYPE SYMBOL
4
5
54,53
51,50
Crystal I/O
CPU, PCIEX, AGP, and PCI Clock Outputs
PIN
26
27
28
PIN NAME
XOUT
IN
IN
XIN
OUT
I/OD
OD
I/O
IN
td120k
tp120k
#
*
&
CLOCK GEN. FOR AMD K8 SYSTEM SERIES CHIPSET
CPUCLK8C [0:1]
CPUCLK8T [0:1]
PCIEXC [0:5]
PCIEXT [0:5]
PIN NAME
AGPCLK2
AGPCLK1
AGPCLK0
TYPE
OUT
IN
&
FS4
Crystal input with internal loading capacitors (18pF) and feedback
resistors.
Crystal output at 14.318MHz nominally with internal loading capacitors
(18pF).
Input
Latch input pin and internal 120KΩ pull down
Latch input pin and internal 120KΩ pull up
Output
Bi-directional Pin
Bi-directional Pin, Open Drain
Open Drain
Active Low
Internal 120kΩ pull-up
Internal 120kΩ pull-down
IN
TYPE
OUT
OUT
OUT
OUT
OUT
td120k
Push-pull differential clock outputs for host frequencies
of CPU
Current mode differential clock outputs for PCI-Express
3.3V AGP clock output.
3.3V AGP clock output.
Latched input for FS4 at initial power up for H/W
selecting the output frequency. Latched voltage level
refers to Vil_FS and Vih_FS voltage level. This is
internal 120K pull down.
3.3V AGP clock output.
W83195BR-202/W83195BG-202
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DESCRIPTION
DESCRIPTION
DESCRIPTION
Publication Release Date: Apr. 2006
Revision 0.6