NXP 4000 Series Logic Devices
- NXP HEF4069UBT, 652, The HEF4069UB is a general purpose hex inverter. Each inverter has a single stage. It operates over a recommended VDD power supply range of 3 V to 15 V referenced to VSS (usually ground). Unused inputs must be connected to VDD, VSS, or another input. NXP HEF4069UBT, 652 Hex Inverter SO-14