AND-OR-Invert Gate IC, 5-Input, 2-Wide, SOIC, 5V, 8mA
AND-OR-Invert Gate 2-Element 2 Wide 2-IN/3-IN Bipolar 14-Pin SOIC T/R
74LS Series Dual 4-Input AND-OR-INVERT Gate, SOIC-14
AND-OR-Invert Gate, 2-Element, 2-Wide, 5-Input, 14-Pin SOIC
SN74LS51DR2