Document Library

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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-IF CW140 Vendor Hosted Test Room Form.pdf169.46 KBUSB-IF CW140 Vendor Hosted Test Suite Form Read More				01/27/2026
USB-IF CW117 Vendor Hosted Test Room Form.pdf138.29 KBUSB-IF CW117 Vendor Hosted Test Suite Form Read More				11/27/2019
COVID Waiver and Release_3.pdf142.33 KBUSB-IF COVID and Infectious Diseases Agreement and Waiver/Release - Seoul Read More				09/21/2022
COVID Waiver and Release_CW#129.pdf100.39 KBUSB-IF COVID and Infectious Diseases Agreement and Waiver/Release Read More				11/21/2022
Vendor_Info_File_v3.36.zip2.32 MBUSB Vendor Info File Generator Read More	Tools	Test Tool		09/08/2025
USB_Upstream_Facing_Port_Powered_Hub_White_Paper_0.9.pdf272.16 KBUSB Upstream Facing Port Powered Hub White Paper Read More	White Paper		USB 2.0, USB 3.2, USB Type-C	03/22/2023
USB_TCPCI_R2_V1p3_30122_CLEAN.pdf4.02 MBUSB Type-C® Port Controller Interface Specification Read More	Specification		USB Type-C	03/16/2022
USB Type-C Locking Connector Specification.zip821.04 KBUSB Type-C® Locking Connector Specification Read More	Specification	Cable and Connector Specification	USB 2.0, USB 3.2, USB Type-C	04/10/2024
USB Type-C_Compliance Document_Rev_2_1b_June_2021.pdf2.4 MBUSB Type-C® Connectors and Cable Assemblies Compliance Document Rev. 2.1b Read More		Test Specification	USB Type-C	03/28/2025
UCSI Revision 3.0.zip3.61 MBUSB Type-C® Connector System Software Interface (UCSI) Specification Read More	Specification	Cable and Connector Specification	USB Type-C	06/23/2023
USB Type-C 2.4 Release 202410.zip26.67 MBUSB Type-C® Cable and Connector Specification Release 2.4 Read More	Specification	Cable and Connector Specification	USB Type-C	10/28/2024
USB_Type-C_Bridge_Spec110117.zip3.11 MBUSB Type-C® Bridge Specification v1.1 USB Type-C® Bridge Class Specification v1.1 USB Type-C® Bridge Class Specification v1.1 - redline USB 3.0 Adopters Agreement Read More	Specification	Device Class Specification	USB Type-C	10/23/2018
D1T1-2 - USB Type-C System Overview.pdf838.01 KBUSB Type-C(R) System Overview Read More	Presentations		USB Type-C	02/07/2020
D2T2-3 - USB Type-C Active Cables.pdf1.1 MBUSB Type-C(R) Active Cable Read More	Presentations		USB Type-C	02/07/2020
USB_Type-C_Shared_Capacity_Interoperabiltiy_CTS_1.0.pdf416.26 KBUSB Type-C Shared Capacity Charger Interoperability Compliance Test Specification Version 1.0 Read More	Specification	Test Specification	USB Type-C	10/21/2025
USB-C Product Matrix 2022 08 03.pdf186.73 KBUSB Type-C Product Test Matrix Read More	Specification	Test Matrix	USB Type-C	08/16/2022
USB Type C Functional Test Specification 2024 03 03.pdf1.62 MBUSB Type-C Functional Test Specification Read More	Specification	Test Specification	USB Type-C	03/04/2024
USB_Type-C_End_Product_Cable_Test_Plan_2016_3_14.pdf0 bytesUSB Type-C End Product Cable Test Plan Read More	Specification	Test Specification	USB Type-C	03/14/2016
USB Type-C Connectors and Cable Assemblies Compliance Document Rev 2.1b.zip4.58 MBUSB Type-C Connectors and Cable Assemblies Compliance Document Read More	Specification	Test Specification	USB Type-C	08/22/2022
20150704_USB_Type-C_Fixture_Gerber_File.zip0 bytesUSB Type-C cable assembly signal integrity test fixture Gerber files Read More	Tools	Test Tool Instruction	USB Type-C	07/28/2017
USB-C Source Power Test Specification 2021 05 24.pdf719.6 KBUSB Type-C and Power Delivery Source Power Requirements Test Specification Read More	Specification	Test Specification	USB Power Delivery, USB Type-C	05/24/2021
USB_Thin_Card.zip0 bytesUSB Thin Card v1.0 and Adopters Agreement USB This Card Specification Rev 1.0 Adopters Agreement Read More	Specification	Cable and Connector Specification		06/21/2012
RFI system level test procedure Rev1.5 08012022.pdf1.34 MBUSB RFI System Level Test Procedure Read More	Specification	Test Specification	USB 3.2, USB Type-C	08/01/2022
USB_Type_C_Active_Cable_Test_Matrix.pdf397.66 KBUSB Repeater and Active Cable Test Matrix Read More		Test Matrix	USB 3.2, USB Type-C, USB4	02/16/2026
USB_PS_Interface_V1_00_20140414.pdf0 bytesUSB PS Interface White Paper USB PS Interface White Paper Read More	White Paper			04/14/2014
pd_fw_update_specification_rev_1_0_20160915b.pdf1.9 MBUSB Power Delivery Firmware Update Specification Read More	Specification		USB Power Delivery	09/15/2016
USB PD3 CTS Q2 2026 OR.zip4.72 MBUSB Power Delivery Compliance Test Specification Read More	Specification	Test Specification	USB Power Delivery	03/09/2026
USB_PD_R3.2_V1.2.zip40.87 MBUSB Power Delivery 1. USB Power Delivery Specification Revision 2.0 Version 1.3 and corresponding Adopters Agreements 2. USB Power Delivery Specification Revision 3.2 Version 1.1 and corresponding Adopters Agreements 3. USB Power Delivery Specification Revision 3.2 Version 1.2 and corresponding Adopters Agreements Read More	Specification	Base Specification	USB Power Delivery	03/02/2026
D2T2-1 - USB Power Delivery.pdf1.13 MBUSB Power Delivery Read More	Presentations		USB Power Delivery, USB4	02/07/2020
otgeh_compliance_plan_1_2.pdf1.27 MBUSB On-The-Go and Embedded Host Automated Compliance Plan for the On-The-Go & Embedded Host Supplement Revision 2.0 Version 1.2 Read More	Specification	Test Specification	USB 2.0	07/27/2012
MBIMMultiflow10.zip0 bytesUSB Multiflow Extension for Mobile Broadband Interface Model v1.0 and Adopters Agreement USB Multiflow Extension for Mobile Broadband Interface Model v1.0 Adopters Agreement Read More	Specification	Device Class Specification		07/23/2017
midi10.pdf0 bytesUSB MIDI Devices 1.0 USB MIDI Devices 1.0 Read More	Specification	Device Class Specification		11/01/1999
UASP_Bootability_Rev_1_0.zip0 bytesUSB Mass Storage Class Specification for UASP Bootability v1.0 and Adopters Agreement USB Mass Storage Class Specification for UASP Bootability v1.0 Adopters Agreement Read More	Specification	Device Class Specification		03/04/2013
usblat3.pdf0 bytesUSB Latency Requirements and the Effect of Video Adapter PCI Retry Condition on Maintaining USB Streaming Pipelines USB Latency Requirements and the Effect of Video Adapter PCI Retry Condition on Maintaining USB Streaming Pipelines Read More	White Paper			03/20/1997
iadclasscode_r10.pdf0 bytesUSB Interface Association Descriptor Device Class Code and Use Model USB Interface Association Descriptor Device Class Code and Use Model Read More	White Paper			07/23/2003
USB I3C Device Class Revision 1.1.pdf1.52 MBUSB I3C® Device Class Specification v1.1 Read More	Specification	Device Class Specification		04/10/2023
USB I3C Device Class Revision 1.0.pdf1.31 MBUSB I3C Device Class Specification Read More	Specification	Device Class Specification		01/07/2022
AV_BDP_v1.0.pdf0 bytesUSB Device Class Definition for Audio/Video Devices Basic Device Profile (BDP) USB Device Class Definition for Audio/Video Devices Basic Device Profile (BDP) Read More	Specification	Device Class Specification		06/12/2012
Audio2_with_Errata_and_ECN_through_Apr_2_2025.pdf1.79 MBUSB Device Class Definition for Audio Devices Release 2.0 with Errata and ECN through April 2, 2025 Read More	Specification	Device Class Specification		05/16/2025
USBDevDaysSeoul 2022SponsorApplication.pdf197.46 KBUSB DevDays Seoul Sponsor Application Read More				09/21/2022
USBDevDaysSeoul2022ExhibitorApplication.pdf195.44 KBUSB DevDays Seoul Exhibitor Application Read More				09/21/2022
D1T1-1 - Welcome Keynote Taipei.pdf927.53 KBUSB DevDays 2019 - Welcome Keynote Read More	Presentations		USB 3.2, USB4	02/07/2020
MezzanineConnectorFinal.pdf0 bytesUSB Connector for Mezzanine Applications Guidelines Rev. 1.0 USB Connector for Mezzanine Applications Guidelines Rev. 1.0 Read More	Specification	Cable and Connector Specification
NCM11_20260205.zip6.97 MBUSB Communications Class Subclass Specifications for Network Control Model Devices v1.1 Read More		Device Class Specification		02/19/2026
USB MIDI v2_0.pdf1.52 MBUSB Class Definition for MIDI Devices v2.0 Read More	Specification	Device Class Specification		06/22/2020
D1T2-1 - USB Branding Session.pdf1.22 MBUSB Branding Session Read More	Presentations		USB 3.2, USB Power Delivery, USB Type-C	02/07/2020
USB BC 1.2 Compliance Plan rev 1.2.pdf1.59 MBUSB Battery Charging 1.2 Compliance Plan USB Battery Charging 1.2 Compliance Plan Read More	Specification	Test Specification		03/03/2021
bwpaper2.pdf0 bytesUSB Bandwidth Analysis USB Bandwidth Analysis Read More	White Paper			12/06/1996
USB Authentication Specification Rev 1.0 with ECN and Errata through January 7, 2019.zip2.69 MBUSB Authentication Specification Rev. 1.0 with ECN and Errata through January 7, 2019 Read More	Specification			02/11/2019
USB Audio v4.0_0.zip1.95 MBUSB Audio Devices Release 4.0 and Adopters Agreement USB Device Class Definition for Audio Devices Release 4.0 and ECNs through October 31, 2025 USB Audio v4.0 Adopters Agreement Read More	Specification	Device Class Specification		10/31/2025