The 74LS240DC is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments with 5 pins. -55℃~+125℃ 1 15mA 18ns@5V,45pF 24mA 29mA 4.75V~5.25V 74LS Output enable Schmitt trigger Tri-State - Buffers, Drivers, Receivers, Transceivers.
JLCPCB lists it (part C3754901). 50 open-source boards in 32 repositories on GitHub use it.
The library has no symbol for this part yet.
The library has no footprint for this part yet.
tebl/RC1802-Cosmac-ELF
With the RC6502-project for making an Apple 1 replica done I wanted to do something different, so I started designing a simple version of the RCA 1802-based Cosmac ELF instead.
fabiodl/sf7000
Most of the work was done by Andrea Ottaviani https://github.com/aotta
Domesday86/Acorn-AIV-SCSI-Adapter-Card
A reproduction of the original Acorn AIV SCSI Adapter Card in KiCAD (as used in the BBC Domesday System)
Texas Instruments publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C3754901, with 0 in stock; the sellers' links on this page open their listings.
50 boards in 32 repositories on GitHub; the most starred are listed on this page, with their KiCad files.