USB serial converters as advertised products. Ex: not counting a general purpose MCU that is known to be used for other purposes

See also: See also: [[max232]]

====== FTDI ======

Ex: FT232

https://siliconpr0n.org/map/ftdi/

https://zeptobars.com/en/read/FTDI-FT232RL-real-vs-fake-supereal

https://sandboxelectronics.com/?product=ft232rl-usb-to-serial-uart-interface-chip-10pcs

====== Prolific ======

Ex: PL2303

https://zeptobars.com/en/read/PL2303HX-prolific-rs232-usb


====== SiLabs ======

ex: CP2102

https://twitter.com/BadgeteamNL/status/1167902076061437953


====== WCH ======

Ex: CH340

https://siliconpr0n.org/map/wch/