[time-nuts] is there a "best bet" advanced hobbyist buildable GPSDOdesign?

michael taylor mctylr at gmail.com
Wed Dec 12 15:04:08 UTC 2007


On Dec 12, 2007 7:33 AM, Luis Cupido <cupido at mail.ua.pt> wrote:
> Very good, I do respect the usage of a bunch of CMOS/TTL chips if
> someone doesn't want to spend the
> effort of learning how to use a CPLD. When it comes to use CPUs for
> tasks better done by straight logic (and there are many examples
> out there) then I think it is not the right option.
> All understood so let's not discuss that any further.

Bruce also alludes to the higher jitters of CPLD versus Advanced/High
Speed CMOS logic gates (AC or HC families).

This has to do with the programmable nature of CPLD / FPGA ICs as I
understand it.
Ref: <http://www.febo.com/pipermail/time-nuts/2007-April/025299.html>

-Michael




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