UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

Page Bookmarked

AR# 35833

Coolrunner-II - Details on the exposed paddle XAPP439

Description

How should the exposed paddle of the QFN Packages be connected?

The paddle is discussed in Xapp439 :http://www.xilinx.com/support/documentation/application_notes/xapp439.pdf

Solution

The exposed paddle is a weak ground, and should not be connected to any other net except ground or it should be leftfloating.
AR# 35833
Date 12/15/2012
Status Active
Type General Article