74ALVCH16543 - 16-bit D-type registered transceiver; 3-state TSSOP 56-Pin
74ALVCH16843 - 18-bit bus-interface D-type latch; 3-state TSSOP 56-Pin
IC TRANSCVR TRI-ST 16BIT 56SSOP
8-Bit Dual Registered Transceiver, 16Ch, 3-State, CMOS, TSSOP