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

Vincent Slyngstad v.slyngstad at frontier.com
Fri Jul 21 09:12:56 CDT 2017


From: Ethan Dicks: Thursday, July 20, 2017 11:08 AM
> On Thu, Jul 20, 2017 at 11:35 AM, Norman Jaffe via cctech
> <cctech at classiccmp.org> wrote:
>> Or, in today's dollars - $58. Ouch.
> 
> Wow!  That's many dollars per flip and or flop!

If that lasted any time at all, one can see the rationale behind 
things like DEC's Posibus/Negibus (in which fantastic amounts 
of cabling that costs $$$ today are expended to save a gate 
or two).

    Vince  


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