CYUSB3312-BVXI

Application Specific Microcontrollers Overview

The CYUSB3312-BVXI is a USB 3.2 Gen 1 hub controller from the EZ-USB HX3 family, compliant with USB 3.0 specification revision 1.0. It supports SuperSpeed (5 Gbps), High-Speed (480 Mbps), Full-Speed (12 Mbps), and Low-Speed (1.5 Mbps) on all ports. The device integrates an ARM Cortex-M0 CPU with 16 KB RAM and 32 KB ROM for system configuration and battery charging control. Key features include shared link capability for embedded applications, ghost charging support, and ACA-Dock functionality. It offers pin-strap configuration options to reduce bill of materials.

Application Specific Microcontrollers Feature Summary

• Supports up to four USB 3.0-compliant downstream ports with backward compatibility
• Integrated ARM Cortex-M0 CPU for firmware upgrade and configuration via I2C
• Shared link feature enables splitting a USB 3.0 port into SS and USB 2.0 connections
• Enhanced battery charging compliance including BC v1.2 and Apple charging

Application Specific Microcontrollers Applications

• Standalone hubs
• PC and tablet motherboards
• Docking stations
• Hand-held cradles
• Monitors and digital TVs

Application Specific Microcontrollers Procurement Notes

Verify the specific suffix BVXI against official Infineon documentation to confirm package type and temperature range. Ensure ordering details match the required industrial or commercial specifications as defined in the datasheet's ordering information section.

Application Specific Microcontrollers Selection Notes

Select this component when a USB 3.0 hub with integrated processing capabilities is needed. Consider the shared link feature if embedding devices within a system. Verify power requirements and ensure compatibility with the host system's USB standards.

Application Specific Microcontrollers Part Context

The CYUSB3312-BVXI belongs to the EZ-USB HX3 family, which includes variants like CYUSB3302, CYUSB3304, and CYUSB3314. These controllers are designed for versatile USB connectivity solutions, offering different port counts and packaging options such as QFN and BGA.

Application Specific Microcontrollers Replacement Considerations

Check for direct substitutes within the EZ-USB HX3 family, such as CYUSB3314 for additional ports. Ensure any replacement maintains compatibility with existing firmware and hardware configurations.