It may not be just cost but also the read current performance. The V-NAND could have a better read current than the smaller silicon channel, but its vertical channel direction could easily get in the way.
Really this is a stepping stone before entering into the 3D era. This step will bring the ever required memory size increase per package as an in-between development before 3D fabrication techniques are ready for manufacturing ICs.
NASA's Orion Flight Software Production Systems Manager Darrel G. Raines joins Planet Analog Editor Steve Taranovich and Embedded.com Editor Max Maxfield to talk about embedded flight software used on the Mars on EE Times Radio. Live radio show and live chat. Get your questions ready.