The On Semiconductor 74VHC04M is a 6-circuit inverter IC with a single input. It operates within a voltage range of 2V to 5.5V and is housed in a 14-SOIC package.
The On Semiconductor 74VHC04MX is a 6-channel inverter integrated circuit designed for logic applications. It operates with a voltage range of 2V to 5.5V.