A 3/4/5/6X Oversampling Circuit for 200 Mb/s to 1000 Mb/s Serial Interfaces(

A 3/4/5/6X Oversampling Circuit for 200 Mb/s to 1000 Mb/s Serial Interfaces(
Application Note: Virtex-II Pro Family

R A 3/4/5/6X Oversampling Circuit for
200 Mb/s to 1000 Mb/s Serial Interfaces
XAPP572 (v1.0) November 18, 2004 Author: Jerry Chuang



Summary High-speed Serializer/Deserializer (SERDES) devices (1 Gb/s and higher) are often analog-
based and tuned for a particular frequency range. If a design requires using the SERDES for
lower-rate applications, such as interfacing wi