【NXP Semiconductors】74HCT540D-T,缓冲器和线路驱动器 OCTAL BUFFER/DRIVER INV 3-S
74HCT540N,
【NXP Semiconductors】74HCT540N,652,IC INVERTER 8-INPUT 20DIP
74HCT540N652,
74HCT540N-Q100U,IC BUFFER INVERT 5.5V 20DIP
74HCT540PWJ,IC BUFFER INVERT 5.5V 20TSSOP
74HCT541D,
【NXP Semiconductors】74HCT541D,652,IC BUFF/DVR TRI-ST 8BIT 20SOIC