The HEF4077BT.652 from Nexperia is a logic gate system with six logic gates, an NAND gate, a bufefr output inverter, an AND gate, a NOR gate, an OR gate, and an Exclusive-OR gate. These are packaged in a 14-pin dual in-line plastic package (DIP) with a wide -55°C to 125°C operating temperature range. This system provides functions such as signal buffering and signal gating. It is also used in computers, digital signal processing, consumer electronics, and other applications.