CYUSB3312-BVXC

Application Specific Microcontrollers Overview

The CYUSB3312-BVXC 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 features an integrated ARM Cortex-M0 CPU with 16 KB RAM and 32 KB ROM for system configuration and battery charging control. It includes four downstream ports with dedicated transaction translators and supports pin-strap configuration for VID, port count, and power switch settings.

Application Specific Microcontrollers Feature Summary

• Supports up to four USB 3.0-compliant downstream ports with SS and USB 2.0 link power management.
• Integrated ARM Cortex-M0 CPU with 16 KB RAM and 32 KB ROM for firmware and configuration.
• Enhanced battery charging compliance with USB BC v1.2, including ghost charging and Apple charging support.
• Flexible packaging options including 88-pin QFN and 100-ball BGA.

Application Specific Microcontrollers Applications

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

Application Specific Microcontrollers Procurement Notes

Verify the specific ordering suffix BVXC against the manufacturer's official datasheet to confirm package type and temperature range. Ensure compatibility with I2C EEPROM or external master configurations if firmware upgrades are required. Check for RoHS compliance status in the latest product documentation.

Application Specific Microcontrollers Selection Notes

Select this component for designs requiring a certified USB 3.0 hub with embedded processing capabilities. Consider the 88-pin QFN or 100-ball BGA packages based on PCB space constraints. Verify that the application requires the specific port count and charging features supported by the CYUSB3312 variant within the HX3 family.

Application Specific Microcontrollers Part Context

The CYUSB3312-BVXC belongs to the EZ-USB HX3 family of USB 3.2 Gen 1 hub controllers. This family offers various port configurations, including 2-port and 4-port variants, with shared link capabilities in higher-end models. The device integrates proprietary features like ghost charging and vendor-command support for USB-to-I2C bridging.

Application Specific Microcontrollers Replacement Considerations

Direct replacements within the EZ-USB HX3 family include CYUSB3302, CYUSB3304, CYUSB3314, CYUSB3324, CYUSB3326, and CYUSB3328. Verify pinout compatibility and feature sets such as shared link support and ACA-Dock capability before substitution.