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Text File  |  1992-08-20  |  785 b   |  29 lines
  1. Newsgroups: sci.electronics
  2. Path: sparky!uunet!pipex!warwick!esrne
  3. From: esrne@warwick.ac.uk (Mr P I Neaves)
  4. Subject: 74ACTXXX logic
  5. Message-ID: <ptcpbyry@csv.warwick.ac.uk>
  6. Sender: news@csv.warwick.ac.uk (Network news)
  7. Nntp-Posting-Host: clover
  8. Organization: Computing Services, Warwick University, UK
  9. Date: Thu, 20 Aug 1992 18:16:54 GMT
  10. Lines: 17
  11.  
  12. Has anybody out there had any experiance designing with
  13. 74ACTXXX logic ?
  14.  
  15. I have had SEVERE noise and switching problems with a
  16. design employing 74ACTXXX and 74LSXXX devices.
  17.  
  18. Removal of the 74ACTXXX devices and replacement with 74LS
  19. devices fixed the  problem.
  20.  
  21. All the "nice" things were done - lots of decoupling - four layer
  22. board with groundplanes etc.
  23.  
  24. Thanks for help - replys to email at
  25.  
  26. esrne@clover.csv.warwick.ac.uk
  27.  
  28. Phil.
  29.