pcb design - Understanding USB Differential and Single Ended Impedance Requirements - Electrical Engineering Stack Exchange
Managing Connector and Cable Assembly Performance for USB SuperSpeed
PCB Routing Requirements for USB 2.0: Ultimate Guide
USB trace impedance calculations, with termination resistors - Electrical Engineering Stack Exchange
Routing Requirements for a USB 2.0 Impedance Interface on a 2-Layer PCB | Blog | CircuitMaker
AN 26.2 - Implementation Guidelines for SMSC's USB 2.0 and USB 3.0 Hub Devices - SMSC
Questions regarding impedance matching of USB - Layout - KiCad.info Forums
PCB: can Unbalanced USB differential pair work? - Interface forum - Interface - TI E2E support forums
The stackup for 90 ohms impedance for USB | Weller PCB
Managing Connector and Cable Assembly Performance for USB SuperSpeed
Impedance Matching for High Speed Signals in PCB Design | NWES Blog
Using the sensitivity analysis of the Si9000e transmission line field solver to achieve both differential (Zdiff) and common (Zcommon) impedance requirements
USB trace impedance calculations, with termination resistors - Electrical Engineering Stack Exchange
Calculating Differential Impedance for USB Differential Pair
Do USB Data Wires (D+/D-) have 90 ohm differential impedance and single ended 45 ohm impedance to ground and if so how is this made? - Electrical Engineering Stack Exchange
PCB layout: Selecting the track width and spacing for a differential signal
USB 2.0 Printed Circuit Board Design
PCI Express: Is 85 Ohms Really Needed? - The Samtec Blog
Understanding Impedance Matching in PCB Design with Example and Calculation
Routing Requirements for a USB 2.0 Impedance Interface on a 2-Layer PCB | Blog | CircuitMaker
High-Speed Interface Layout Guidelines (Rev. J)
Routing High Speed Signals and USB | MobileWill
First attempt at USB differential pair routing on a 2 layer board. Acceptable?
High-Speed Layout Guidelines for Signal Conditioners and USB Hubs
USB 2.0 differential impedance - different results in different calculators - FEDEVEL Forum
