Probably not, but you could always use a pull-up resistor if it doesn't work. It definately wont damage anything if you try
Hooked it up to my testbench and it worked flawlessly without any pullup resistor. Thanks for all the help, guys.
As a thanks for all the help I've gotten from this thread, I posted a how-to guide on this topic in the Guides forum. http://forums.bit-tech.net/showthread.php?t=100148 Doing a search on QT110 pulls up a buttload of results. Hope this helps anyone else looking for info!