Patent ID: 6229219
Filing Date: 2001-05-08
Classification: H01L

Abstract:
A flip chip package compatible with first and second die footprints, comprising:an interconnection substrate having a connection surface configured to receive one of at least a first integrated circuit die having a first die footprint and a second integrated circuit die having a second, different die footprint, the first die footprint of the first integrated circuit die comprising a plurality of conductive pads arranged on a surface of the first integrated circuit die in a first pattern, and the second die footprint of the second integrated circuit die comprising a plurality of conductive pads arranged on a surface of the second integrated circuit die in a second pattern, different from the first pattern; anda plurality of conductive pads on the connection surface of the interconnection substrate configured to establish a connection to the plurality of conductive pads of the first integrated circuit die and the plurality of conductive pads of the second integrated circuit die, the connection surface conductive pads having at least a first section of conductive pads corresponding to the plurality of conductive pads of the first integrated circuit with the first die footprint, and a second section of conductive pads corresponding to the plurality of conductive pads of the second integrated circuit with the second die footprint, whereinthe first section of conductive pads all connect to the plurality of conductive pads of the first integrated circuit die when the first integrated circuit die is connected to the connection surface of the interconnection substrate and the second section of conductive pads all connect to the plurality of conductive pads of the second integrted circuit die when the second integrated circuit die is connected to the connection surface of the interconnection substrate, andat least one conductive pad of the first section of conductive pads is part of the second section of conductive pads.