Best way to toast TTL
bfranchuk at jetnet.ab.ca
Sat Sep 1 21:00:54 CDT 2007
Grant Stockly wrote:
> What I'm wondering is if anyone knows how I can prematurely kill a TTL
> device or simulate static failure.
Well Just look for the MAGIC SMOKE floating around the room,
ITS DEAD JIM :)
I'd like to try to test how
> thoroughly the programmer tests the chips. It can't tell the difference
> between a 7410 and 7412, but that isn't too important for knowing the
> chip works (mostly)
From what I remember reading about bad chips is that they did not meet
AC measurements not DC ones. The flip/flop works great a 1 MHz but not
20Mhz like the spec sheet states.
> On a second note, I have successfully over clocked my Kenbak 500%. Its
> running happily at 5MHz. : ) Although it gets a lot hotter! I need
> heat sinks...
God what next ... 12 bits?
Ben alias woodelf
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