Comparing the CP2102 vs. CP2104: Highly-Integrated USB-to-UART Bridge Controllers - Free Online PCB CAD Library
USB to UART Module (CP2104)_Accessories_ALL_Firefly Store
CP210x USB to UART Bridge VCP Drivers - Silicon Labs
CH9102F - A replacement for CP2104 USB to UART bridge - CNX Software
CP2104 USB to UART Driver | USB Driver
Problems communicating with CP2104 on custom PCB
Download & Install CP2102 Driver For USB To UART Bridge Controller
ALPHA CP2104 USB To UART PCB Board Module with 2pcs16 Pin ALPHA Dedicated Extended Header Complies W/ USBXpress Driver Standard _ - AliExpress Mobile
Amazon.com: YWBL-WH Converter Module CP2104 USB 2.0 to TTL UART 6PIN Module Serial Converter Board Module with Wire Support OS Windows 98/2000/XP/7/8/10 MAC OS-9 X-Windows CE Linux 2.40 or Higher Version, Module :
CP2104 USB to Serial Converter Arduino Programmer | Makerfabs
CP2104 Classic USB to UART Bridge - Silicon Labs
emUSB-Host: CP210x Class
USB-to-UART CP2104-MINIEK (mini evaluation kit) available for $5 – Dangerous Prototypes