54F646BSDMSACQB Octal Transceiver/Register with TRI-STATE Outputs
54F646BSDMSACX Octal Transceiver/Register with TRI-STATE Outputs
54F646BSDMSAMQB Octal Transceiver/Register with TRI-STATE Outputs
54F646BSDMSAMX Octal Transceiver/Register with TRI-STATE Outputs