Peter wrote: > I prefer CD4094 + CD4021 for this sort of application. Voltage range > is 3 to 15V ;-) It's only the good stuff they don't make anymore (or > so they say - I think that these chips will be around forever). > > Peter > I like the LV595 if below 5V and HC595 if 5V. The advantage is that these chips are VERY gutsy, can deliver 25mA ea at either rail all day long. --Bob -- Note: To protect our network, attachments must be sent to attach@engineer.cotse.net . 1-520-777-7606 USA/Canada http://beam.to/azengineer -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist