> I had an unpleasant experience about 30 years ago (yeah, before the web > existed and you had to use printed databooks...) with a comparator because I > failed to read the datasheet correctly. I didn't realize it had an open-drain > output, and I nearly went berserk trying to figure out why the bloody thing's > output never went high. After adding a pullup resistor I got the output to go > high, but it wasn't a nice sharp edge.
Ah, the LM339! I made the exact same mistake, about 18 years back. I even wrote it up in my blog at the time: http://madbodger.livejournal.com/75916.html - John -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/758A40E5-9A96-437D-BA06-32776AA15C26%40mac.com. For more options, visit https://groups.google.com/d/optout.
