USB5806C/KD

Controllers Overview

The USB5806C/KD is a Microchip Technology USB hub controller IC featuring six Super Speed/Hi-Speed SmartHub downstream ports. It supports USB 3.2 Gen 1 (5 Gbps), USB 2.0 (480 Mbps), and legacy speeds. The device operates on 1.2 V and 3.3 V supplies, with a minimum voltage of 1.08 V and maximum of 3.6 V. It utilizes a 100-pin VQFN package measuring 12mm x 12mm. Operating temperature ranges from 0°C to +70°C for commercial grade. Interfaces include I2C, SPI, GPIO, and USB.

Controllers Feature Summary

• Supports USB-IF Battery Charging revision 1.2 including DCP, CDP, and SDP profiles.
• FlexConnect allows swapping upstream and downstream port roles for master capable devices.
• Includes an internal Hub Feature Controller enabling USB to I2C/SPI/GPIO bridge functionality.
• Provides PHYBoost and VariSense features for programmable signal drive strength and receive sensitivity.

Controllers Applications

• Standalone USB Hubs
• Laptop Docks
• PC Motherboards
• Multi-function USB 3.2 Gen 1 Peripherals

Controllers Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature range. Confirm RoHS compliance status through current datasheets or manufacturer notifications. Ensure compatibility with required USB-IF certification standards before finalizing procurement specifications.

Controllers Selection Notes

Select this component for designs requiring six downstream USB ports with integrated battery charging support. Consider FlexConnect capabilities if host device role flexibility is needed. Verify that the 100-pin VQFN footprint fits the PCB layout constraints and thermal requirements for the target application environment.

Controllers Part Context

This part belongs to the USB5806 series of USB hub controllers. It is designed as a low-power, OEM-configurable solution for embedded USB applications. The device integrates both USB 3.2 Gen 1 and USB 2.0 hub controllers to handle high-speed data transfers efficiently while maintaining backward compatibility.

Controllers Replacement Considerations

USB5906C/KD

Controllers FAQ

What is the function of the FlexConnect feature?

FlexConnect allows a downstream port to be reconfigured as the upstream port, enabling master capable devices to control other devices on the hub.

Does the USB5806C/KD support battery charging?

Yes, it supports USB-IF Battery Charging revision 1.2, including Dedicated Charging Port (DCP), Charging Downstream Port (CDP), and Standard Downstream Port (SDP) profiles.

How is the Hub Feature Controller utilized?

It enables the device to act as a USB to I2C/SPI/GPIO bridge endpoint, allowing external circuits or devices to be monitored, controlled, or configured via the USB interface.