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Article #14473

Re: Handling CMOS

#14473
From: DAN MORERA
Date: Fri, 11 Dec 1992 21:10
33 lines
2175 bytes
In article 30773@yuma.ACNS.ColoState.EDU, gw214790@LANCE.ColoState.Edu (Galen Watts) writes:
>If you use sockets, don't take the chips out of the package until you install
>them.
>The way I install CMOS chips is in the bathroom.  Take the circuit board, all
>the tools you might need and the chips into the b-room and close the door.
>Run the shower on HOT for a few minutes, until the mirror fogs over.  Leave the
>water running (maybe turn it down a little), touch the board and the package the
>IC's are in together, open the package and insert the IC as quickly as possible.
>The idea is to use the high humidity to dissipate any static charges.  
>Frequently touch the board and chip packages together before removing the chips
>just in case.  If you need to remove an IC, do the bathroom stuff, and put the
>chip into a sheet of aluminum foil so the foil touches all the pins.
>
>I've done this for a few years and have NEVER blown a CMOS IC inserting it.
>Blowing it in the circuit is another matter I won't go into.
>
>Good Luck,
>Galen Watts, KF0YJ
>
>
This isn't a flame or anything, but are you serious?  Boy, am I glad I live in
sunny and humid South Florida, because I would hate to take a shower everytime
I play around with CMOS parts.  :-)

I guess a simple ground strap doesn't suffice up there, huh?


---
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* "Could be worse -- could be raining."  * Daniel Morera            *
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* "No walruses, please"                  * more_da@pts4.pts.mot.com *
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References: <Dec10.210537.30773@yuma.ACNS.ColoState.EDU>

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From: more_da@pts4.pts.mot.com (DAN MORERA)
Subject: Re: Handling CMOS
Message-ID: <1992Dec11.211003.22990@pts1.pts.mot.com>
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References: <Dec10.210537.30773@yuma.ACNS.ColoState.EDU>
Date: Fri, 11 Dec 1992 21:10:03 GMT
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