Declan Moriarty wrote: >Has anyone a sheet on these? Or better still, a source for a few near >Ireland? (Ireland is a dot on the map to the left of England, which is a dot >on the map north of Europe). It did come as > >T 4539BF But web searches revealed a HEF4539 & MC14539, with data locked >behind "Register and pay" sites, and I'm a stubborn cheapskate. I have to be. > > > > A very quick search results in: http://www.semiconductors.philips.com/acrobat/datasheets/HEF4539B_CNV_3.pdf No cost involved.. but the part is obsolete anyhow.
compare this IC with the 74153 (HC, HCT and other families). Pinout and funtion look quite identical.. -- Author: Tinco Brouwer INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB CHIPDIR-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
