> Thank you, Sean. If I have to use a binary it would be > cumbersome because I > need to cascade 7 of them. But if I can get a Decade that > runs a 110 MHz I > will settle for it. If you are cascading then only the 1st counter needs to run at 110 Mhz. With even only 4 bits in th first stage you are down to well under 10 Mhz and can use a wide range of parts. (But, you knew that). Russell -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist