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From: jonathan@virtual.cuc.ab.ca (Jonathan Levine)
Subject: Re: Comparator driving 74LS14 (Was: PLCC wire wrap socket
Message-ID: <CHtx8u.n2z@virtual.cuc.ab.ca>
Organization: Bugcity Systems.
References: <2e46na$774@vixen.cso.uiuc.edu> <2e4c16$c2o@vixen.cso.uiuc.edu> <2e4l7k$qg8@skates.gsfc.nasa.gov>
Date: Fri, 10 Dec 1993 17:14:53 GMT
Lines: 13

In article <2e4l7k$qg8@skates.gsfc.nasa.gov> nstn@quercus.gsfc.nasa.gov (Nathan Stratton) writes:
>So how do you drive LEDs from TTL output ports and other logic?

I always use an open-collector buffer such as a 7405, 7406, or 7407.

Jonathan

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Jonathan Levine             |        jonathan@virtual.cuc.ab.ca
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