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AN72332 - Guidelines on System Design Using Cypress’s USB 2.0 Hub (HX2VL) | Cypress Semiconductor

AN72332 - Guidelines on System Design Using Cypress’s USB 2.0 Hub (HX2VL)

Last Updated: 
May 03, 2017
Version: 
*H

AN72332 provides guidelines on system design with HX2VL, a high-performance, low-power USB 2.0 high-speed hub that is optimized for low-cost designs. Recommended system design and PCB layout techniques are included to help ensure best performance and full compliance with the USB 2.0 specification.

Introduction

HX2VL is the next-generation family of high-performance, low-power USB 2.0 hub controllers. The HX2VL has integrated upstream and downstream transceivers, a USB serial interface engine (SIE), USB hub control and repeater logic, and transaction translator (TT) logic. The HX2VL portfolio has Single-TT and Multi-TT versions, lowcost options with high performance.