1Pcs SN74LS642DW SOIC-20 Bus Transceivers Octal bus Xcvr

1Pcs SN74LS642NSR SO-20 Bus Transceivers Octal bus Xcvr

2Pcs SN74ALS640B-1N PDIP-20 Bus Transceivers 3-State Octal Bus Transceivers

6Pcs SN74ALS244C-1N PDIP-20 Buffers & Line Drivers Octal w/Tri-St Out

3Pcs SN74LS645N PDIP-20 Bus Transceivers Octal bus Transceiver

11Pcs SN74HC245N PDIP-20 Bus Transceivers Tri-State Octal Bus

3Pcs SN74ALS641A-1DWR SOIC-20 Bus Transceivers Octal Bus Transceiver O.C.

4Pcs SN74ABT623N PDIP-20 Bus Transceivers Tri-State Octal Bus