ElectronicsThe CH340N with SOP-8 USB ICs ROHS is a type of integrated circuit (IC) manufactured by Qin Heng Electronics. It is a Universal Serial Bus (USB) to serial port converter IC, which is used to add USB interface to systems that only have serial ports. It allows the user to connect devices with USB ports, such as keyboards and mice, to systems without the use of separate adapters. The CH340N IC comes in an 8-pin surface mount package (SOP-8) and is RoHS compliant, meaning it meets current safety and environmental regulations. It offers a maximum transfer rate of 1.5Mbps and can be used in a variety of applications, such as industrial control, robotic control, point-of-sale terminals, printers, and more.