TC74VHC20F/FK TOSHIBA CMOS Digital Integrated Circ.
TC74VHC20F - Dual 4-Input NAND Gate
TC74VHC20FK - Dual 4-Input NAND Gate
TC74VHC20FT - DUAL 4-INPUT NAND GATE
TC74VHC20FN - DUAL 4-INPUT NAND GATE