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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	Technology	Date
D1T1-2 - USB Type-C System Overview.pdf838.01 KBUSB Type-C(R) System Overview Read More	Presentations	USB Type-C	02/07/2020
USB_3_0_SuperSpeed_CDR_0p5_whitepaper.pdf552.34 KBUSB 3.0 CDR Model USB 3.0 CDR Model Read More	White Paper		01/15/2009
usbwire.pdf22.37 KBAn Analysis of Wireless Device Implementations on Universal Serial Bus Read More	White Paper		06/03/1997
usblat3.pdf52.35 KBUSB 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
TechGuide_xHCI_SSUSB_PDK_Ver2.1.pdf782.28 KBUSB 3.1 Peripheral Development Kit: USB 3.1 xHCI-based Certification Platform Read More	Tools	USB 3.2	03/13/2018
D1T1-3 - USB4 System Overview.pdf738.81 KBUSB4(TM) System Overview Read More	Presentations	USB4	02/07/2020
USB_3_0_e-Compliance_methodology_0p5_whitepaper.pdf348.19 KBUSB 3.0 Electrical Compliance Methodology USB 3.0 Electrical Compliance Methodology Read More	White Paper
hidpar.pdf89.52 KBHID Parser Error Checking Read More	White Paper		01/30/1998
documents_archive8.75 KBMicro-USB Cables and Connectors v1.01 Spec and Adopters Agreement Micro-USB Cables and Connectors v1.01 Spec Adopters Agreement Read More
iadclasscode_r10.pdf51.22 KBUSB 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
D1T1-4 - USB4 Electrical Layer.pdf705.86 KBUSB4(TM) Electricals Layer Read More	Presentations	USB4	02/07/2020
USB_3_0_Jitter_Budgeting_0p5_whitepaper.pdf347.16 KBUSB 3.0 Jitter Budgeting USB 3.0 Jitter Budgeting Read More	White Paper
superspeed_inter-chip_supplement_1_02_19may2014.pdf609.62 KBInter-Chip Supplement to the USB Revision 3.0 Specification, Revision 1.02 Read More	Specification		05/19/2014
Isolation_Electromagnetic_Compatibility_1_0.pdf199.59 KBElectrical Isolation and Improved Electromagnetic Compatibility for Personal Healthcare Devices using USB Electrical Isolation and Improved Electromagnetic Compatibility for Personal Healthcare Devices using USB Read More	White Paper		02/04/2008
D1T1-5 - USB4 Logical Layer - Retimer - Transport.pdf1.42 MBUSB4(TM) Logical Layer, Re-timer and Transport Layer Read More	Presentations	USB4	02/07/2020
USB_SuperSpeed_CabCon_Whitepaper.pdf1.08 MBManaging Connector and Cable Assembly Performance for USB SuperSpeed Managing Connector and Cable Assembly Performance for USB SuperSpeed Read More	White Paper		02/01/2013
WUSB_host_connection_context_v1.0.pdf167.7 KBA Standard for Host-Side Certified Wireless USB Connection Context Storage on Windows Operating Systems A Standard for Host-Side Certified Wireless USB Connection Context Storage on Windows Operating Systems Read More	White Paper		08/15/2008
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
power_delivery_motherboards.pdf627.53 KBPower Delivery Design Issues for Hi-Speed USB on Motherboards Power Delivery Design Issues for Hi-Speed USB on Motherboards Read More	White Paper	USB Power Delivery	08/02/2017
usb_otg_and_eh_3-0_release_1_1_10may2012.pdf591.63 KBOn-The-Go and Embedded Host Supplement to the USB Revision 3.0 Specification, Revision 1.1 Read More	Specification		05/10/2012
USB_PS_Interface_V1_00_20140414.pdf753.03 KBUSB PS Interface White Paper USB PS Interface White Paper Read More	White Paper		04/14/2014
D1T2-2 - USB4 on Windows.pdf425.97 KBUSB4(TM) on Windows Read More	Presentations	USB4	02/07/2020
usbwire.pdf22.37 KBAn Analysis of Wireless Device Implementations on USB An Analysis of Wireless Device Implementations on USB Read More	White Paper		06/03/1997
usb_20g.pdf150.03 KBAn Introduction to Hi-Speed USB An Introduction to Hi-Speed USB Read More	White Paper
USB4 Adopters Agreement August 2019.pdf106.83 KBUSB4 Adopters Agreement Read More	Legal	USB4	08/29/2019
D1T2-3a - CTVPDs and Making Your Own USB-C Thingamajig.pdf1.1 MBCTVPDs and Making Your Own USB-C(R) Thingamajig Read More	Presentations	USB Type-C	02/07/2020
crcdes.pdf15.16 KBCyclic Redundancy Checks in USB Cyclic Redundancy Checks in USB Read More	White Paper
USB_2_0_Adopters_Agreement_final_021411.pdf26.48 KBUSB 2.0 Adopters Agreement USB 2.0 Adopters Agreement Read More	Legal		04/27/2000
usb-port_controller_specification_rev2.0_v1.0_0.pdf3.38 MBUSB Type-C® Port Controller Interface Specification Read More	Specification	USB Type-C	10/01/2017
D1T2-3b - USB Type-C Linux Connector Class.pdf1.3 MBDemystifying USB-C(R) using Linux's USB Type-C(R) Connector Class Read More	Presentations	USB Type-C	02/07/2020
alsbuf.pdf343.91 KBDesign Guide for a low speed buffer for USB Design Guide for a low speed buffer for USB Read More	White Paper		12/01/1996
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_OTG_v2.0_Amendment_final_052609.pdf12.24 KBUSB 2.0 On-The-Go Specification Supplement Adopters Agreement USB 2.0 On-The-Go Specification Supplement Adopters Agreement Read More	Legal		05/26/2009
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
D2T1-1 - USB4 Configuration Layer - Protocol Tunneling.pdf1016.06 KBUSB4(TM) Configuration Layer, USB3 Tunneling, DP Tunneling, and PCIe Tunneling Read More	Presentations	USB 3.2, USB4	02/07/2020
siewp.pdf40.16 KBDesigning a Robust USB Serial Interface Engine (SIE) Designing a Robust USB Serial Interface Engine (SIE) Read More	White Paper
USB_Low_Voltage_InterChip_Amendment_final_20060320.pdf11.2 KBLow Voltage Inter-Chip Adopters Agreement Amendment Low Voltage Inter-Chip Adopters Agreement Amendment Read More	Legal		03/20/2006
USB3p1_Front_Panel_CabCon_Implment_Doc_Rev1p1.pdf2.87 MBUSB 3.1/USB Type-C(TM) Desktop Front Panel Cable and Connector Implementation Document USB 3.1/USB Type-C(TM) Desktop Front Panel Cable and Connector Implementation Document Read More	White Paper		07/14/2017
D2T1-2 - USB4 Compliance and Certification.pdf852.91 KBUSB4(TM) Compliance and Certification Read More	Presentations	USB4	02/07/2020
irp_mn.pdf89.29 KBHandling The IRP_MN_START_DEVICE PnP IRP v.1.0 Handling The IRP_MN_START_DEVICE PnP IRP v.1.0 Read More	White Paper
High_Speed_Inter-Chip_Amendment_20121129.pdf67.92 KBHigh-Speed Inter-Chip Adopters Agreement Amendment High-Speed Inter-Chip Adopters Agreement Amendment Read More	Legal		11/29/2012
Establishing_USB_SuperSpeed_Gen2_Channel_and_Cable_Assembly_High_Speed_C....pdf1.61 MBMethodology Used to Determine SuperSpeed USB 10 Gbps (USB 3.1) - Gen2 Channel and Cable Assembly High Speed Compliance Methodology Used to Determine SuperSpeed USB 10 Gbps (USB 3.1) - Gen2 Channel and Cable Assembly High Speed Compliance Read More	White Paper		04/23/2013
hut1_12v2.pdf949.63 KBHID Usage Tables 1.12 Read More	Specification		10/28/2004
D2T1-3 - USB4 Time Sync - Host Interface - CM - TBT3.pdf855.31 KBUSB4(TM) Time Synchronization, Host Interface, Connection Manager and Thunderbolt(TM) 3 Compatibility Read More	Presentations	USB4	02/07/2020
hidpar.pdf89.52 KBHID Parser Error Checking HID Parser Error Checking Read More	White Paper		02/23/2000
eUSB2_1p1_107232019.zip1.57 MBEmbedded USB2 (eUSB2) Physical Layer Supplement to the USB Revision 2.0 Specification, Rev. 1.1 Embedded USB2 (eUSB2) Physical Layer Supplement to the USB Revision 2.0 Specification, Rev. 1.1 Read More	Specification	USB 2.0	07/24/2019
USB_3_0_Adopters_Agreement_Mail_Stop_Update_20150622.pdf146.59 KBUSB 3.0 Adopters Agreement USB 3.0 Adopters Agreement Read More	Legal		06/22/2015
Propagation_Delay_between_Host_Transcievers_and_Downstream_Ports.pdf602.1 KBPropagation Delay between Host Transceivers and Downstream Ports Propagation Delay between Host Transceivers and Downstream Ports Read More	White Paper		05/11/2015
pid1_01.pdf127.53 KBDevice Class Definition for PID 1.0 Read More			09/08/1999
D2T1-4 - VESA DP Alt Mode over USB Type-C.pdf848.55 KBVESA - DisplayPort(TM) Alternate Mode on USB-C(R) Read More	Presentations	USB Type-C	02/07/2020