20-Pin Industrial-Grade Bus Driver IC, 4.5-6V, 20MHz, DIP-20
IC HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDIP20, 0.300 INCH, 2.54 MM PITCH, PLASTIC, DIP-20, Bus Driver/Transceiver
Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin PDIP Tube
IC HCT SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDIP20, 0.300 INCH, PLASTIC, DIP-20, Bus Driver/Transceiver