2 layers132.6 × 60.5 mm

The CDP1824D is a SRAM made by Texas Instruments in a SBDIP-18 package with 5 pins.
JLCPCB lists it (part C6139276). 1 open-source board in 1 repository on GitHub use it.
The library has no symbol for this part yet.
The library has no footprint for this part yet.

SBDIP-18, with 5 pins.
JLCPCB lists it as part C6139276, with 0 in stock; the sellers' links on this page open their listings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.