Wednesday, July 08, 2009

Phase Change Data-Sheets Elusive (Mannerisms)

Phase Change Data-Sheets Elusive (Mannerisms): "So is phase change a kind of 'techno-Ponzi' scheme whereby techies keep getting money out of investors for promising to deliver a technology tomorrow which, of course, never comes?"

Numonyx got mentioned in the blog post, of course they got mentioned since they are the only company claiming they have a product. Come to think of it, the author have a point. A technology 40 years in the making and haven't productized yet smells fishy to me. Intel itself as mentioned by Mike Mayberry vice president of the Technology and Manufacturing Group in the recent annual Research@Intel Day

Intel's Mayberry sketches in the roadmap for Intel process evolution - Practical Chip Design - Blog on EDN - 1690000169: "And of course there is memory. Mayberry said that Intel is working on three novel memory technologies in parallel: floating-body memory, phase-change memory, and seek-and scan probe memory. These are listed in approximate order of difficulty and density—with floating-body being fairly near-term and seek-and-scan pretty researchy. Asked about density, Mayberry estimated that a floating-body cell would be about 0.01 µm2, while a phase-change memory cell could in principle be even smaller: about 4 minimum feature lengths on a side. Intel has created seek-and-scan memory arrays in which the individual bit cells are about 9 nm on a side, he said. As of today, Intel has delivered some engineering devices of the phase-change memory to prospective customers, purely to get their feedback on what characteristics they would like to see in such a device. There appears to be no productization plan for any of the three any time soon."

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