Best way to toast TTL

Grant Stockly grant at stockly.com
Sat Sep 1 21:18:31 CDT 2007


At 05:42 PM 9/1/2007, you wrote:
>Awhile back, perhaps early '80s, there was a paper or monograph from 
>Tektronix which discussed affects of ESD on TTL. Many people 
>believe(d) that ESD can damage or destroy MOS parts, but that there 
>is no effect on TTL parts.
>
>The above publication claimed differently. Stated that although ESD 
>does not destroy TTL function, immunty to noise and (IIRC) switching 
>speeds are impacted because of damage to gate structures.

I thought static could poke holes in (that might have been a simple 
description) or separate PN / NP junctions which in the end didn't 
impact function but current capacity.  I think this was specifically 
talking about mosfets.

Grant



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