[time-nuts] pictic improvements was PICTIC II ready-made?
davidwhess at gmail.com
Fri Apr 27 15:16:31 EDT 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.
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