+/+
Preliminary
PIN No.
25
22
20, 14, 8
17, 11, 5
47
2
Pin Name
VDDU
VSSU
VDDP
VSSP
VDDR
VSSR
…when timing is critical
C9853
High Performance Pentium
®
III Clock Generator
Pin Description (Cont.)
I/O
P
P
P
P
P
P
Description
Power pin for 48 MHz dedicated use.
Ground pin for 48 MHz dedicated use.
Power pins for PCI dedicated use.
Ground pins for PCI dedicated use.
Power pin for Ref clock and Xtal dedicated use.
Ground pin for Ref clock and Xtal dedicated use.
Note: All pin numbers that are followed with an astirik (*) contain internal pull-up resistors. These internal devices are sufficient
enough to guarantee a logic 1 will be sensed internally of no external circuitry is connected.
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.
MILPITAS, CA TEL 408-263-6300, FAX 408-263-6571
http://www.imicorp.com
1.0
4/13/2000
Page 3 of 16
CYPRESS [ CYPRESS SEMICONDUCTOR ]
