> A potentially valid point. It may be the case, but most sellers are > keen to not let such liabilities out of their hands once they are > known about. email sellers too? > Reality check: Is it known that MChip sell any of these parts > with the caveat that they only work at 4 Mhz? I have no idea. I was just answering the theoretical point that 'uChip should always replace a 4MHz-only chip'. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist