SN74HC244NSR

6-ch, 2-V to 5.5-V inverters with Schmitt-Trigger inputs

2-ch, 1.65-V to 5.5-V inverters with Schmitt-Trigger inputs

2-ch, 1.65-V to 5.5-V inverters with Schmitt-Trigger inputs

Single 1.65-V to 5.5-V inverter with open-drain outputs