Indeed. I have a bunch of MECL 300 Series stuff, with a datasheet
dated March 1967, and parts which appear to have 1964 date codes.
Logic levels were "0" = -1.55V and "1" = -0.75V. The flip flop
toggles at 30MHz, not bad for the Apollo era.
I went ahead and scanned in parts of the datasheet:
http://www.geocities.com/fwhite/mc300
Fredric
ajp me writes:
> ECL is one of the oldest logic families with ECL 1000 dating
> back to the 60s! I know I still have some of the old moto ...
Received on Thu May 10 2001 - 13:04:59 BST