Composite flip chip semiconductor device with an interposer having test contacts formed along its periphery

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United States of America Patent

PATENT NO 5258648
SERIAL NO

07982404

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Abstract

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A composite flip chip semiconductor device (10) permits burn-in testing and rework to be performed on the device while also enhancing electrical, thermal, and mechanical device performance. The device includes a semiconductor die (12) having a plurality of bonding pads (14). Also included in the composite device is an interposer (22) having a first surface with a plurality of traces (26). A plurality of vias (24) extend from the first surface of the interposer (22) to a second surface. The semiconductor die (12) is electrically coupled to the plurality of vias of the interposer which in turn is to be coupled to a substrate.

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Patent Owner(s)

Patent OwnerAddress
FREESCALE SEMICONDUCTOR INC6501 WILLIAM CANNON DRIVE WEST AUSTIN TX 78735

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lin, Paul T Austin, TX 44 5471

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