> I agree that the Xref of XR2203 to a ULN2003 has to be an error. It's not. In my 1986 Exar databook, it says the XR-2201/2/3/4 are Exact Replacements for the ULN-2001A/2A/3A/4A. The circuits shown are identical also.
> > >>Does the chip show this?: > > >>============== > > >>S > > >> 4517535 > > >> 2203 > > >> 9247V > > >>============== For what it's worth, Hong Kong Inventory and a couple of other trading companies do list the 4517535 part number with a.92 date code in Signetics and/or Philips. They don't say what it is though. http://www.hkinventory.com/public/Home.asp -- Author: Dave Baldwin INET: [EMAIL PROTECTED] Fat City Hosting, San Diego, California -- http://www.fatcity.com --------------------------------------------------------------------- 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).
