Patent ID: 6498375
Filing Date: 2002-12-24
Classification: H01L

Abstract:
Integrated circuitry comprising:a pair of wordlines having a node location therebetween, the wordlines having respective conductive outermost surfaces; an electrically conductive longitudinal contact pedestal in electrical connection with the node location, the contact pedestal comprising: an inner longitudinal portion in electrical connection with the node location and an outer longitudinal portion, the outer longitudinal portion comprising a spacer and an electrically conductive pillar, the spacer being electrically conductive and in ohmic electrical connection with the pillar, the inner portion comprising the pillar, the spacer comprising a base and having a longitudinal thickness; the pillar and spacer having a substantially coplanar common outer surface; and insulating dielectric material over the wordlines and having a substantially planar outer surface which is substantially coplanar with the contact pedestal common outer surface.