[time-nuts] Performance of 74LVC series ICs
watsondaniel3 at gmail.com
Mon Jun 1 13:25:18 UTC 2015
Thanks for the replies! Very informative.
Sent from my iPhone
> On May 31, 2015, at 6:23 PM, Attila Kinali <attila at kinali.ch> wrote:
> On Sun, 31 May 2015 14:06:26 -0400
> Dan Watson <watsondaniel3 at gmail.com> wrote:
>> Has anyone used or experimented with the 74LVC series of ICs? I have found
>> them quite useful in projects. Supply voltage of 2-5V, and two inverters or
>> a single gate or flip flip in a SOT package. They make for much cleaner
>> layouts than large DIPs.
> Yes, quite a few of those. After CPLDs and FPGAs replaced all of the
> more complex 74xxx's, people realized that most projects do not need
> 4 NAND gates at one spot, but rather single ones here and there
> (a schmitt-trigger for signal conditioning, an AND gate to couple two
> enable lines,...).
>> I'm wondering if they are acceptable replacements for 74HC, AC, etc in
>> timing circuits.
> I have never used any of the LVC in a timing circuit, but i would
> guess they are not worse than the AC. Also they have the advantage of
> having single gates per package, which helps minimizing cross coupling
> between different signal paths.
> BTW:  may contain some interesting data for you. Especially as it
> compares different manufacturers too.
> Looking at , the ALVC family would probably be also worth a look.
> Attila Kinali
>  "Low Voltage Logic Designers Guide", Ti, 1996
>  "Logic Guide", Ti, 2014
> < _av500_> phd is easy
> < _av500_> getting dsl is hard
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