On Mar 6, 14:52, William Donzelli wrote:
> > I was just reading a bit on TTL while looking for something else.
> > In 1965 a 7400 gate was $20 and Candy bars 5 cents.
>
> Probably not 7400 series (earliest 7400 series I have are from late
1968).
> There were a number of logic families that were out in the mid-1960s.
Yes,
> in 1965 I can believe $20 per chip!
Texas started selling 7400-series TTL in flat-pack packages in October 1964
and in DIP packages in March 1966. So says my Texas "Designing with TTL
Integrated Circuits" dated 1971, and also TI's history pages.
--
Pete Peter Turnbull
Network Manager
University of York
Received on Thu Mar 07 2002 - 02:15:49 GMT