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WCH CH340 / CH341 Family (1 parts in our catalog)

WCH CH340G, CH340N, CH341A USB-to-UART/SPI/I2C bridges. The cheap USB serial converters powering Chinese Arduino clones and the explosion of low-cost dev boards.

Sub-families

Sub-family Variants Core Max Speed Features
ENTRY LEVEL
CH340G 1 USB to UART Bridge 2 Mbps USB HS LV

Popular Variants