KK74ACT620 Overview
KK74ACT620 Octal 3-State Inverting Bus Transceiver High-Speed Silicon-Gate CMOS The KK74ACT620 is identical in pinout to the LS/ALS620, HC/HCT620. The KK74ACT620 may be used as a level converter for interfacing TTL or NMOS outputs to High Speed CMOS inputs. The KK74ACT620 is a 3-state transceiver that is used for 2-way munication between data buses.