onsemi 20-SOIC DM74ALS540AWM

The DM74ALS540AWM is a quad bilateral bus transceiver from the 74ALS logic family. This device features four independent channels capable of driving or receiving data on separate buses, with three-state outputs allowing it to connect multiple devices without contention. It operates at low power consumption and has a wide operating voltage range, typically from 4.75V to 5.25V. The 'AWM' suffix often indicates a specific manufacturer's packaging or qualification, suitable for various applications where bi-directional data transfer and isolation are required.