kenasw@btinternet.com wrote: > Is there any down side to the MAX233(A) due to the internal > capacitors, Yeah, cost. Unless you're PCB is really tight, it's not worth it. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist