74ABT646CMSA Octal Transceivers Registers with 3-STATE Outputs
74ABT646CMSAX Single 8-bit Bus Transceiver
74ABT646CMTC Octal Transceivers Registers with 3-STATE Outputs
74ABT646CMTCX Single 8-bit Bus Transceiver
74ABT646CSC Octal Transceivers Registers with 3-STATE Outputs
74ABT646CSCX Single 8-bit Bus Transceiver
74ABT646CSPC Octal Transceivers and Registers with 3-STATE Outputs [Advanced]