On 12/15/2005 at 9:05 PM Allison wrote: >It's seriously incomplete. What data book is it? Rev 1. of the Datasheet, circa 1983--about 16 pages. The Intel 8272A from the Microprocessor and Peripherals 1983 databook looks to be a literal copy of it. Has anyone ever seen a uPD7265? I haven't. Cheers, Chuck