On 9/13/16 1:29 PM, Mike Stein wrote: > By any chance does anyone have (or know where I could find) a datasheet for > an FDN303 LSI chip used in a number of floppy drives? > > Lots of tantalizing links in Google but the ones I followed all lead > nowhere... >
you're going to have a really tough time finding tech data for any Japanese ASIC it looks like it is a Panasonic part (most of the hits on FDN303 are for the Fairchild smt part) used in an NEC FD1231H about the only thing I see are mods for using them on Amigas