UMC denies 65-nm yield issues

Foundry blames tight capacity for 'isolated' customer supply requirements
 
Dylan McGrath, EE Times
(07/07/2009 12:37 PM EDT)
 
SAN FRANCISCO -- United Microelectronics Corp. (UMC) Tuesday (July 7) denied a report that it experienced yield problems on its 65-nm process and said some isolated problems in meeting customer requirements were the result of tight capacity due to customer rush orders.

On Monday (July 6) Taiwan IT media outlet DigiTimes cited unidentified industry sources in reporting that programmable logic vendor Xilinx Inc. experienced supply constraints due to problems with UMC's 65-nm yield. Xilinx (San Jose, Calif.) last week lowered its June quarter revenue estimate, citing a shortfall in sales due to inability to meet strong demand for its Virtex-5 FPGAs.

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