Military 4-ch, 2-input, 4.5-V to 5.5-V bipolar NAND gates with open-collector outputs
XOR Gate, HC/UH Series, 4-Func, 2-Input, CMOS, CDFP14
NAND Gate, ALS Series, 4-Func, 2-Input, TTL, CQCC20
NAND Gate 4-Element 2-IN Bipolar 20-Pin CLLCC Tube