16-Bit 3-State Bus Transceiver, 5V, 64mA, 4.3ns, TSSOP
SN74ABT16623DGGR
18-Bit 3-State Bus Flip-Flop, 150MHz, 5.5V, TSSOP
Bus XCVR Dual 16-CH 3-ST 48-Pin TSSOP Tube
SN74ABT16823DGGR