FLIP-CHIP BALL GRID ARRAY PACKAGE FOR ELECTROMIGRATION TESTING

摘要

A test package for electromigration testing includes a die having a plurality of I/O pads formed on a metal layer, a plurality of traces formed on the die electrically connecting adjacent pairs of the I/O pads, a plurality of bumped interconnects formed on the I/O pads, and a substrate having a plurality of bump-to-bump interconnects formed on a top surface of the substrate adjacent to the die wherein the plurality of bump-to-bump interconnects is electrically coupled to the plurality of bumped interconnects so that the plurality of bumped interconnects is connected in series.