OpenFive is a solution-centric silicon company that is uniquely positioned to design processor agnostic SoC architectures with customizable and differentiated IP for artificial intelligence, edge computing, HPC, and networking solutions.OpenFiveoffers end-to-end expertise in architecture, design implementation, software, silicon validation and manufacturing to deliver high-quality silicon.


Full range of USB controllers supporting USB 2.0 / USB 3.0 / USB 3.1 gen1 and gen2 in host and device mode of operation. Supports AXI interface and in-built DMA features.

USB IP Subsystem

Key Features

SiFive provides a complete portfolio of USB-certified controllers with host and device functionality. They are integrated with our PHY partners in multiple foundries and nodes. FPGA boards are available for demo and prototype use.

USB IP Subsystem


USB 3.1 Device Controller

USB 3.1 Device Controller


USB 3.2 Retimer

USB 3.2 Retimer

High Level Features

IP Customization

If you already have a specific SoC IP spec in mind, our team can help you to customize the controller IP as per your requirements.

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