Realtek's RTS5490 USB4 Hub controller presents a comprehensive solution for various USB4 functions, encompassing USB4, USB 3.2, Thunderbolt 3, DisplayPort 2.1, Type-C, and PD 3.1 applications, all consolidated within a single chip. Drawing upon Realtek's extensive expertise in USB and DisplayPort technologies, accumulated over numerous years, this highly integrated System on Chip (SoC) incorporates advanced features. By eliminating the need for additional controllers, the RTS5490 expedites product development, reducing time-to-market and overall development costs significantly.

Equipped with an embedded low-power ARM processor, the RTS5490 affords ample flexibility for customization, enabling developers to craft unique end products tailored to specific requirements. Prioritizing security in the digital landscape, it integrates a high-speed hardware-based security algorithm and digital signature mechanism, offering real-time protection against malicious attacks on internal programs.

Realtek's USB4 solution facilitates high-bandwidth connectivity between laptops, desktops, and tablets via a USB-C cable, supporting high-resolution video output. Integrated with a USB Type-C R2.2 and USB PD R3.1 controller, it facilitates device charging and can even provide charging back to the host at a maximum power of 240W, making it suitable for a range of applications, including PC peripherals, gaming, and portable device Dock and Dongle setups.