Standby power as low as 20 µA. Cost around 50 cents...
https://www.renesas.com/us/en/about...ost-family-addressing-low-density-high-volume
Add a license-free IDE that includes PCB design. Anything else you'd like?
https://www.renesas.com/us/en/about...ost-family-addressing-low-density-high-volume
Add a license-free IDE that includes PCB design. Anything else you'd like?