../ NEC D41464 - 64k x 4bit DRAM.pdf 02-Dec-2007 17:49 700K Samsung KM41464AP - 64k x 4bit DRAM.pdf 02-Dec-2007 17:49 776K Siemens HYB4164 - 64k x 1bit DRAM.pdf 02-Dec-2007 17:49 397K WDC 65C02S - February 2004.pdf 02-Dec-2007 17:50 1012K