USB Test Overview

USB interface overview

Universal Serial Bus (USB) came out in 1996. It has become the most common transmission interface in current technology products. It can be found in desktops, laptops, monitors, and various electronic products. In response to market demand, the transmission speed has been gradually increased, making it the most widely used interface on the market.


The USB Implementers Forum (USB-IF) Association is a non-profit organization, co-founded by Apple, HP Inc., Intel Corporation, Microsoft Corporation, Renesas Electronics, STMicroelectronics, Texas Instruments and other companies, and is committed to the specification of Universal Serial Bus technology , The unification of the certification process, and the technical promotion of this interface. For more information about USB-IF, you can refer to the official website of USB-IF .


USB latest version specification

Universal Serial Bus 4 Specification – August, 2019

Certification area

  • Type and examples of products that can be USB certified
    • Host
    • Peripheral
    • Hub
    • Compound Device
    • Embedded Host
    • Cable/Connector
    • Power Delivery





Technical Tools Zone



USB, USB-C®, USB Type-C® and USB-IF are registered trademarks of USB Implementers Forum
This information is provided for reference only. This information is not and should not be regarded as an official communication of the USB Implementers Forum (USB-IF). The official communication of USB-IF can be obtained from its website or directly from USB-IF.