Free Motorola DTL?RTL chips

From: Jos Dreesen / Marian Capel <jos.mar_at_bluewin.ch>
Date: Wed Mar 26 11:45:30 2003

On Sunday 23 March 2003 9:52 am, Tim Shoppa wrote:
> OK, it's a few decades late, but I've got a few dozen Motorola
> chips from the early 70's that must be interesting to somebody:
>
> MC679P
> MC675P
> MC669P
> MC688P
>
According to my '68 databook, these devices are MHTL,
a high threshold variant of DTL. They use a 15 V powersupply,
a logic '1' has to be at least 8V. Propagation delay for simple
 gates is around 125 nS.



                        jos dreesen
Received on Wed Mar 26 2003 - 11:45:30 GMT