Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SN54LS11J found under Microcircuit Digital by Freescale Semiconductor. The National Stock Number assigned to this part is 5962010349833, 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 SN54LS11J.