KK74HC03A Overview
KK74HC03A KK74HC03A Quad 2-Input NAND Gate with Open-Drain Outputs High-Performance Silicon-Gate CMOS The KK74HC03A is identical in pinout to the LS/ALS03. The device inputs are patible with standard CMOS outputs; with pullup resistors, they are patible with LS/ALSTTL outputs.