HD74LS22 Dual 4-input positive NAND gate IC with open collector outputs. Features Low-power Schottky technology in a DIP-14 package for digital logic systems.
7433 is a TTL quad 2-input positive NOR buffer IC with open-collector outputs in a 14-pin PDIP package, enabling wired-OR configurations for reliable logic in 4.75V-5.25V systems.
The M74LS38P is a quad 2-input NAND buffer IC with open-collector outputs, enabling wired-AND connections and providing high current drive for interfacing.
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