Introducing USB4

Aug. 31, 2021
USB4 products should be showing up soon now that the chips have arrived.

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Editor Bill Wong talks with USB Implementers Forum (USB-IF) president, Jeffrey Ravencraft, about the imminent flood of USB4 products that can handle dual hi-res displays with a single cable. The standard was released in 2019.

Key features of USB4 include:

  • Two-lane operation using existing USB Type-C cables
  • Speeds up to 40-Gb/s operation over 40-Gb/s certified cables
  • Multiple data and display protocols that efficiently share the maximum aggregate bandwidth
  • Backward compatibility with USB 3.2, USB 2.0, and Thunderbolt 3