Texas Instruments <br/><br/>
The ttl logic databook 

 - Puna :  Texas Instruments,  1988. 
 - vi,1240 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Electronics Communication,
<br/><br/><label>Dewey Class. No.: </label>621.381 528  / TEX