TC74LCX240F(F),
TC74LCX240FT,
TC74LCX240FT(EL),IC INVERTER DUAL 4-INPUT 20TSSOP
TC74LCX240FT(EL,M),IC INVERTER DUAL 4-INPUT 20TSSOP
TC74LCX240FW,IC INVERTER DUAL 4-INPUT 20SOL
TC74LCX240FW(ELP),IC INVERTER DUAL 4-INPUT 20SOL
TC74LCX244F,缓冲器和线路驱动器 Lo-Volt Buffer
TC74LCX244F(EL,K,F,IC BUFFER NON-INVERT 3.6V 20SOP
