The UPD720114GA-YEU-E2 is a USB hub controller manufactured by Renesas Electronics America. It's designed to expand a single USB port into multiple ports, enabling users to connect more USB devices to their system. This controller integrates multiple functions to simplify system design and reduce overall system cost.

Applications

• Desktop PCs
• Laptop PCs
• Docking stations
• USB hubs
• Embedded systems requiring USB connectivity

Features

• USB 2.0 Compliant: Supports high-speed (480Mbps), full-speed (12Mbps), and low-speed (1.5Mbps) USB transfers.
• Multiple Downstream Ports: Provides multiple downstream ports, allowing connection of various USB devices. The exact number can depend on the specific configuration but common configurations are 4-port.
• Integrated Transaction Translator: Offers per-port transaction translation, ensuring compatibility between high-speed and low/full-speed devices.
• Overcurrent Protection: Includes overcurrent protection on downstream ports to protect the hub and connected devices from damage.
• Power Management: Supports USB power management features, including suspend and resume operations, to minimize power consumption.
• Small Package: Offered in compact package options suitable for space-constrained applications.

Benefits

• Increased USB Connectivity: Expands the number of available USB ports on a system, allowing users to connect more devices.
• Backward Compatibility: Supports all USB speeds, ensuring compatibility with a wide range of USB devices.
• Simplified System Design: Integrates multiple functions into a single chip, reducing the need for external components and simplifying board layout.
• Robust Protection: Overcurrent protection safeguards the hub and connected devices from potential damage.
• Power Efficiency: Power management features help minimize power consumption, making it suitable for battery-powered devices.

Additional Details

The UPD720114GA-YEU-E2 typically requires a 3.3V power supply. It communicates with the host controller via the upstream USB port. Specific package information and operating temperature ranges can be found in the product datasheet. This hub controller is often used in conjunction with other Renesas USB host controllers for a complete USB solution.