a couple of small interesting reads on flash manufacture

[HaQue]

Not latest stuff, but interesting look at inside chips and things like die stacking etc

NAND Flash 4Bit per Cell
http://www.techinsights.com/uploadedFiles/Public_Website/Website_Pages/News_and_Events/News_Room/News_Room/NAND%20Flash_4Bit%20per%20Cell.pdf

NAND Flash Design Trends
https://www.techinsights.com/uploadedFiles/Public_Website/Website_Pages/News_and_Events/News_Room/News_Room/NAND%20Flash%20Design%20Trends.pdf

Samsung 27nm 2Gb NAND Flash
http://www.techinsights.com/uploadedFiles/Public_Website/Content_-_Primary/Investigative_Analysis/2011/Samsung-27nm-2Gb-NAND-Flash.pdf

30nm-DRAM-Comparison
https://www.techinsights.com/uploadedFiles/Public_Website/Content_-_Primary/Marketing/2012/Micron_makes_first_entry_into_30nm-class_SDRAM/30nm-DRAM-Comparison.pdf

3 bits per cell Nand Products
http://www.techinsights.com/uploadedFiles/Public_Website/Website_Pages/News_and_Events/News_Room/News_Room/UBM%20TechInsights_Three_Bt_Per_Cell.pdf