AR# 9327

3.1i Virtex-E Speed Files - LVDS input feeding DLL with internal feedback needs additional 0.5 ns delay

Description

Keywords: LVDS, Virtex-E, internal, feedback, differential, input, amp, delay

Urgency: Standard

General Description:
A speed file change has been made to correct the delay modeling of an LVDS input
feeding DLL with internal feedback.

Solution

This problem is fixed in the latest 3.1i Service Pack available at:
http://support.xilinx.com/support/techsup/sw_updates. The first
service pack containing the fix is 3.1i Service Pack 6.
AR# 9327
Date 12/07/2004
Status Archive
Type General Article