Renesas Electronics Corporation 20-SOIC 74FCT521CTSOG8

The 74FCT521CTSOG8 is a digital integrated circuit from the 74FCT series, which typically offers high-speed performance and low power consumption. It's likely a dual or quad buffer/line driver with configurable logic functions, although specific details are not provided in the available context. The device is manufactured by RENESAS (formerly IDT) and comes in an SOG8 surface-mount package. For detailed specifications such as operating voltage, speed, and pin configuration, users should refer to the manufacturer's datasheet or technical documentation.