00333nam a2200121Ia 4500008004100000041001200041082001900053100002300072245005600095260002300151300001300174650002400187231217s9999    xx            000 0 und d  aEnglish  a621.38173  SAN  aSandige, Richard S 0aDigital concepts using standard integrated circuits  cNULLbMcGraw-Hill,  axiii+507  aIntegrated circuits