early (pre-1971) edge-triggered D flip-flop ICs

Pete Lancashire pete at petelancashire.com
Thu Jul 20 11:19:38 CDT 2017


In 1978 the place I worked the cost per SSI/MSI TTL 38510 device was
between $100 and $200 each by the time they were released to production.
the key is the 38510 and the testing. In final use, the parts had power
applied for no more then an hour.

-pete

On Thu, Jul 20, 2017 at 1:35 AM, Eric Smith via cctalk <
cctalk at classiccmp.org> wrote:

> On Wed, Jul 19, 2017 at 11:29 PM, Ethan Dicks <ethan.dicks at gmail.com>
> wrote:
>
> > I have no datasheet, but I have examples on DEC M-series FLIP-CHIP
> > modules from my PDP-8/L, c. 1968.
> >
> > I am pretty sure I have examples with 1968 date codes and possibly
> > 1967 date codes.
> >
>
> Thanks! Also, the 1967 Allied catalog lists the SN7474 (flat pack) and
> SN7474N (plastic DIP), priced at $8.00.
>
>


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