Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DM5473N found under Microcircuit Digital by National Semiconductor Corp. The National Stock Number assigned to this part is 5962001186121, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DM5473N.