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From: aduncan@rhea.trl.oz.au (Allan Duncan)
Newsgroups: comp.arch,sci.electronics,sci.physics,comp.lsi
Subject: Re: Electro-optic bus
Message-ID: <1985@trlluna.trl.oz>
Date: 31 Jul 90 23:28:48 GMT
References: <AGLEW.90Jul30150521@oberon.crhc.uiuc.edu>
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From article <AGLEW.90Jul30150521@oberon.crhc.uiuc.edu>, by aglew@oberon.crhc.uiuc.edu (Andy Glew):
>>A laser might not be the best - they have a delay from zero curent while

> So, what is the ballpark delay? Laser and/or LED?
> Tens or hundreds of ns?
> 
> 
> (I don't mean to be antagonistic. It's just that I've heard several
> times "there is a delay", without anyone quoting even any order of
> magnitude numbers).

Depending on area etc it can be up to 10 ns for lasers. LEDs are a
little quicker.

Allan Duncan	ACSnet	a.duncan@trl.oz
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