TC74AC574P(F),
TC74AC640F(EL,F),IC TRANSCEIVER INVERT 5.5V 20SOP
TC74AC640FTEL,IC TXRX INVERT 5.5V 20TSSOP
TC74AC640P(F),
TC74AC74F(F),
TC74AC74FN,IC FLIP-FLOP DUAL D-TYPE 14-SOL
TC74AC74FN(ELF,M),IC FLIP-FLOP DUAL D-TYPE 14-SOL
TC74AC74P,IC FLIP-FLOP DUAL D-TYPE 14-DIP