【NXP Semiconductors】74HCT244PW,112,IC BUFF/DVR TRI-ST DUAL 20TSSOP
【NXP Semiconductors】74HCT244PW,118,IC BUFF/DVR TRI-ST DUAL 20TSSOP
【NXP Semiconductors】74HCT244PW-T,缓冲器和线路驱动器 OCTAL BUFFER 3-STATE
【NXP Semiconductors】74HCT245BQ,115,IC TRANSCVR TRI-ST 8BIT 20QFN
【NXP Semiconductors】74HCT245BQ-G,总线收发器 OCTAL BUS TRANSCVR 3-S