" In final use, the parts had power applied for no more then an hour."
...and then something goes boom??? Marc On Thu, Jul 20, 2017 at 9:19 AM, Pete Lancashire via cctalk < cctalk@classiccmp.org> wrote: > 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@classiccmp.org> wrote: > > > On Wed, Jul 19, 2017 at 11:29 PM, Ethan Dicks <ethan.di...@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. > > > > >
