Product Overview MC74ACT640: Octal 3-State Inverting Bus Transceiver For complete documentation, see the data sheet Product Description The MC74ACT640 octal bus transceiver is designed for asynchronous two-way communication between data buses. The device transmits data from bus A to bus B when T/R = HIGH, or from bus B to bus A when T/R = LOW. The enable input can be used to disable the device so the buses are effectively isolated. Features • • • • Bidirectional Data Path A and B Outputs Sink 24 mA/Source –24 mA TTL Compatible Inputs Pb-Free Packages are Available Part Electrical Specifications Product MC74ACT640DWG Compliance Status Channels Output VCC Min (V) VCC Max (V) tpd Max (ns) IO Max (mA) Package Type Pb-free Active 1 3-State 4.5 5.5 8 24 SOIC-20W Active 1 3-State 4.5 5.5 8 24 SOIC-20W Halide free MC74ACT640DWR2G Pb-free Halide free For more information please contact your local sales support at www.onsemi.com Created on: 6/30/2016