SN74AHC1GU04 Single Inverter Gate Texas Instruments SN74AHC1GU04 Single Inverter Gate performs the Boolean function Y = A in positive logic. These devices have an operating voltage range of 2V to 5.5V and a low power consumption of 10µA. Typical applications include wireless and telecom infrastructure, audio mixers, TVs, set-top-boxes, audio, servers, surveillance cameras, and software-defined radio (SDR).