The USB3503/ML from Microchip Technology is a high-performance, low-power USB 2.0 hub controller, perfect for a variety of applications where multiple USB connections are required. This device integrates a 3-port downstream hub with a USB 2.0 physical layer transceiver, making it ideal for portable electronics, docking stations, and embedded systems.

Key Features:

• Multi-TT Architecture: Each downstream port has a dedicated traffic translator, ensuring seamless operation and optimal bandwidth allocation for USB 1.1 devices.
• HSIC Interface: The High-Speed Inter-Chip (HSIC) interface reduces the number of signal pins, which minimizes the physical space required and lowers power consumption.
• Charge Detection Capabilities: The USB3503/ML supports Battery Charging Specification 1.2, making it capable of detecting the type of device attached and providing the appropriate charging signature.
• Configurability: It offers configurable GPIOs that can be utilized for various system requirements, enhancing the versatility of the hub controller.

Energy Efficiency:

Designed with energy efficiency in mind, the USB3503/ML features a low-power mode that significantly reduces power usage when the hub is inactive. This is particularly beneficial for battery-powered devices where power conservation is crucial.

Integration and Support:

Microchip's USB3503/ML is supported by comprehensive software and hardware tools, which simplify the integration process. The device also comes with Microchip's robust customer support, ensuring developers have the resources they need to implement the hub controller successfully in their designs.

Package and Availability:

This hub controller is available in a 36-pin QFN package, providing a compact footprint suitable for space-constrained applications. With its advanced features and Microchip's reputation for reliability, the USB3503/ML is an excellent choice for designers looking to enhance their USB connectivity solutions.