74F640 Octal Transceiver with 3-STATE Outputs
74F6402 From datasheet system
74F640PC Octal Transceiver with 3-STATE Outputs
74F640SC Octal Transceiver with 3-STATE Outputs
74F640SCX Single 8-Bit Inverting Bus Transceiver
74F641 Transceivers
74F6413 From datasheet system
74F642 Transceivers
74F643PC 8-Bit Inverting/Non-Inverting Bus Trasceiver
74F643PCQR 8-Bit Inverting/Non-Inverting Bus Trasceiver
74F643SC 8-Bit Inverting/Non-Inverting Bus Trasceiver
74F645 Octal Transceiver with 3-STATE Outputs
74F645PC Octal Transceiver with 3-STATE Outputs
74F645PCQR Single 8-bit Bus Transceiver