Philips. Electronic components and materials. Signetics logic-TTL :  data manual. 

 - Eindhoven :  [S.n.],  1978. 
 - Signetics integrated circuits 1978 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrónica
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>621.38