MC74ACT244MG
八路缓冲器/ 3态输出的线路驱动器 Octal Buffer/Line Driver with 3−State Outputs
Buffer, Non-Inverting 2 Element 4 Bit per Element 3-State Output SOEIAJ-20
得捷:
IC BUF NON-INVERT 5.5V SOEIAJ-20
艾睿:
Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS Automotive 20-Pin SO EIAJ Tube