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CYUSB330X/CYUSB331X/CYUSB332X/CYUSB230X, HX3 USB 3.0 HUB | Cypress Semiconductor


Last Updated: 
Jul 03, 2020

HX3 USB 3.0 Hub

General Description

HX3 is a family of USB 3.0 hub controllers compliant with the USB 3.0 specification revision 1.0. HX3 supports SuperSpeed (SS), Hi-Speed (HS), Full-Speed (FS), and Low-Speed (LS) on all the ports. It has integrated termination, pull-up, and pull-down resistors, and supports configuration options through pin-straps to reduce the overall BOM of the system.

HX3 includes the following Cypress-proprietary features:

Shared Link™: Enables extra downstream (DS) ports for on-board connections in embedded applications

Ghost Charge™: Enables charging of devices connected to the DS ports when no host is connected on the upstream (US) port


  • USB 3.0-Certified Hub, TID# 330000060
  • Supports up to Four USB 3.0-Compliant DS ports
  • Shared Link™ for Embedded Applications
  • Enhanced Battery Charging
  • Integrated ARM® Cortex™-M0 CPU
  • Vendor-Command Support to Implement a USB-to-I2C Bridge
  • Extensive Configuration Support
  • Software Features
  • Flexible Packaging Options
  • For more, see pdf

Dear valued customer,

Thank you for choosing our products. They come with all the know-how and passion that our engineers have put into it. As you probably already know, Cypress is now Infineon. This is a major step for our company, but also for the good of you. 

Reliability and business continuity are of utmost importance for us. Hence, we remain fully committed to honoring existing customer and distributor relationships. This includes offering the legacy Cypress product portfolio. We thank you very much for your trusting support.

For the full version of this message, please download the PDF version.

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