4-ch, 2-input, 4.75-V to 5.25-V bipolar NAND gates with open-collector outputs 14-PDIP 0 to 70

Quad 2-input positive-NAND buffers with open collector outputs 14-SO 0 to 70
Quad 2-input positive-NAND buffers with open collector outputs 14-PDIP 0 to 70