[vcf-midatlantic] Bag-o-chips sorting, storing, testing
Martin Flynn
maflynn at theflynn.org
Wed Apr 21 17:22:35 UTC 2021
So do we want to stick them in a square of ESD foam, and put the foam into a bag for long term storage?
Sent from my iPhone
> On Apr 21, 2021, at 1:18 PM, Jeff Salzman via vcf-midatlantic <vcf-midatlantic at lists.vcfed.org> wrote:
>
> The TL866 device does fault checking rather quickly. No need to guess with
> in-circuit testing. Drop the chip in the ZIF socket, click on-screen
> button, read auto-verified chip type passing logic test. Go to next chip.
>
> Takes about 10 seconds or less per chip. Easy busy work for someone willing
> to go through them. If they fail the quick test, just toss them. A positive
> quick test greatly increases the odds of an end user getting a working
> copy, and eliminates extra hassle of wondering why a stocked chip from a
> parts bin doesn't seem to be working.
>
>> On Wed, Apr 21, 2021 at 12:31 PM Herb Johnson via vcf-midatlantic <
>> vcf-midatlantic at lists.vcfed.org> wrote:
>>
>>
>> about testing them. Most are not worth testing. Just use 'em and confirm
>> in circuit that they work. Oscilloscope observation of inputs and
>> outputs will confirm lack of damage at the pin level. If one needs
>> known-good chips - don't use these! problem solved.
>>
>>
>
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