...I'll look into it. The thing about op amps is that they're cheap and tiny.
Which frequently gets people into trouble when they try to use Op-Amps as Comparators:
TI: Op Amps and Comparators - Don't Confuse Them
Operational amplifiers (op amps) and comparators look similar; they even have very similar schematic symbols.
This leads a lot of designers to think they are interchangeable. There is a strong temptation to use a spare section
of a multiple op amp package as a comparator to save money. This application note will explain why designers should not do this.
http://encon.fke.utm.my/nikd/latest/sloa067.pdf Download .pdf (sloa067.pdf, 150 Kbytes)"
-Dave
-- Dave McGuire Cape Coral, FL
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