Renesas Electronics Corporation 20-SOIC 74FCT540ATSOG

The part number 74FCT540ATSOG refers to a Tri-State octal buffer/driver from the 74FCT logic family. This component is designed for digital circuits and provides eight channels of data buffering with individually controllable output enable lines, allowing it to interface between systems or isolate circuit sections. It is available in a DIP20 package and can be purchased through various online marketplaces such as Taobao, Alibaba's 1688 platform, Mouser, and other electronic component distributors. Equivalent parts include SN74HCT540N, HD74HCT540P, CY74FCT540CTQCT series by Texas Instruments, offering similar functionality but possibly differing in packaging or speed grades.