BUY SN74LS32N 74LS32 https://www.utsource.net/itm/p/8646957.html

The SN74LS32N is a Quad 2-Input OR Gate from Texas Instruments. It is a 14-pin dual-in-line package (DIP) with four independent two-input OR gates. Each gate performs the Boolean logic function OR. Features: * Wide Operating Voltage Range of 2 V to 6 V * Low Power Consumption * High Noise Immunity * Outputs Can Drive Up to 10 LSTTL Loads Applications: * Logic Gating * Data Processing * Interface Circuits * Memory Address Decoding * Clock and Timing Circuits (For reference only)