LOGIC, BUS TRANSCVR OCTAL, 20SOIC; Logic Device Type:Bidirectional; Supply Voltage Range:4.5V to 5.5V; Logic Case Style:SOIC; No. of Pins:20; Operating Temperature Range:0°C to +70°C; SVHC:No SVHC (15-Dec-2010); Logic IC Base Number:74640; Logic IC Family:ALS; Logic IC Function:Octal Bus Transceiver with 3-State Outputs; Package / Case:SOIC; Supply Voltage Max:5.5V; Supply Voltage Min:4.5V; Termination Type:SMD