Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A5900FXA found under Microcircuit Digital by Avnet Macro. The National Stock Number assigned to this part is 5962010657829, 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 A5900FXA.