[time-nuts] pictic improvements was PICTIC II ready-made?
davidwhess at gmail.com
Fri Apr 27 19:16:31 UTC 2012
On Fri, 27 Apr 2012 10:19:17 -0500, "Stanley" <timenuts at n4iqt.com>
>Several practical replacements were provided if the 74ac175 dip was
>impossible to find, see the wiki :
>The issue was the voltage level of on and off not the speed of the chip,
>one goal of the project was to keep the interpolators as simple as possible
>and to use the PIC as much as possible. So the design has several options:
>no interpolators, interpolators with and without the 2x gain buffer, plus
>the option of a faster clock speed as a way to reduce the need for
>From my stand point the simple or low-cost made it possible to have as many
>TICs, many more than any other way.
I apologize if my comments came across as criticisms of the PICTIC II
design. My intention was to suggest possible alternatives and to
learn something in the discussion.
More information about the time-nuts