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LEGAL DISCLAIMER
THESE SPECIFICATIONS ARE PROVIDED “AS IS” AND WITHOUT ANY WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED. WITHOUT LIMITATION, THERE IS NO WARRANTY OF NON-INFRINGEMENT, NO WARRANTY OF MERCHANTABILITY, AND NO WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. ALL WARRANTIES ARE EXPRESSLY DISCLAIMED. USER ASSUMES THE FULL RISK OF USING THESE SPECIFICATIONS. IN NO EVENT SHALL USB-IF OR THE USB 3.0 PROMOTERS BE LIABLE FOR ANY ACTUAL, DIRECT, INDIRECT, PUNITIVE, OR CONSEQUENTIAL DAMAGES ARISING FROM SUCH USE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Title Category Type Technology Date
USB Type-C Locking Connector Specification.zip821.04 KBUSB Type-C® Locking Connector Specification
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Specification Cable and Connector Specification USB 2.0, USB 3.2, USB Type-C
USB_TCPCI_R2_V1p3_30122_CLEAN.pdf4.02 MBUSB Type-C® Port Controller Interface Specification
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Specification USB Type-C
USB-IFTestProc1_3.pdf0 bytesUSB-IF Full and Low Speed Electrical and Interoperability Compliance Test Procedure
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Specification Test Specification USB 2.0
CTSs_USB3CV_XHCICV.zip14.01 MBUSB3CV and XHCICV Compliance Test Specifications
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Specification Test Specification USB 2.0, USB 3.2
USB4 Electrical Test Specifications.zip6.42 MBUSB4 Electrical Compliance Test Specification

USB4 Electrical Compliance Test Specification Ver. 1.03

USB4 Electrical - Captive Device Compliance Test Specification Ver 1.02

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Specification Test Specification USB4
USB4 Interoperability Testing v1.02_0.pdf709.09 KBUSB4 Interoperability Test Procedures
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Specification Test Specification USB4
USB4CV_CTSs_April_2024.zip19.54 MBUSB4CV Compliance Test Specification
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Specification Test Specification USB4
USB4 Specification June 2023.zip61.99 MBUSB4® Specification v2.0
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Specification Base Specification USB4
USB4 TBT3-Compatibility CTS Rev 1.1.zip1.28 MBUSB4™ Thunderbolt3™ Compatibility Compliance Test Specification
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Specification Test Specification USB4
USB4™ Thunderbolt3™ Compatibility Requirements Specification Rev 1.0 - 20210129_0.pdf397.71 KBUSB4™ Thunderbolt3™ Compatibility Requirements Specification
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Specification Test Specification USB4
USB_Video_Class_1_1_090711.zip0 bytesVideo Class v1.1 document set
  • USB Video Class v1.1
  • USB Video Identifiers v1.1
  • USB Video Payload DV v1.1
  • USB Video Payload Frame Based v1.1
  • USB Video Payload MJPEG v1.1
  • USB Video Payload MPEG-2 TS v1.1
  • USB Video Payload Uncompressed v1.1
  • USB Video Payload Stream Based v1.1
  • USB Video Payload H264 v1.0
  • USB Video Transport v1.1
  • USB Video Example v1.1
  • USB Video FAQ v1.1
  • USB Video Payload H264 09Aug2011 Errata
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Specification Device Class Specification
USB_Video_Class_1_5.zip0 bytesVideo Class v1.5 document set
  • UVC v1.5 Class specification
  • USB Video Example v1.5
  • USB Video FAQ v1.5
  • USB Video Payload DV v1.5
  • USB Video Payload Frame Based v1.5
  • USB Video Payload H264 v1.5
  • USB Video Payload MPEG-2 TS v1.5
  • USB Video Payload Uncompressed v1.5
  • USB Video Payload VP8 v1.5
  • USB Video Payload Stream Based v1.5
  • USB Video Transport v1.5
  • USB Video Payload_MJPEG v1.5
  • USB Video Temporal Encoder Examples v1.5
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Specification Device Class Specification
xHCI_Backwards_Compatibility_Testing_v1_7.pdf0 bytesxHCI Backwards Compatibility Test Procedures For Hosts Rev 1.7
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Specification Test Specification USB 3.2
3.2 Interoperability Testing v1.01 w USB Type-C.pdf2.45 MBxHCI Interoperability Test Procedures For Peripherals, Hubs and Hosts
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Specification Test Specification USB 2.0, USB 3.2, USB Power Delivery, USB Type-C