The Genesys Logic GL880S is a USB 2.0 hub controller IC (Integrated Circuit). It provides multiple USB ports from a single USB connection, allowing users to connect more USB devices to their computers or other host devices. This hub controller is commonly used in USB hubs, docking stations, and other USB port expansion devices.
Applications:
- USB Hubs
- Docking Stations
- USB Port Expanders
- Embedded Systems
- Consumer Electronics
Features:
- USB 2.0 Compliant: Fully compliant with the USB 2.0 specification, supporting high-speed (480Mbps), full-speed (12Mbps), and low-speed (1.5Mbps) data transfer rates.
- 4 Downstream Ports: Typically provides four downstream USB ports for connecting USB devices.
- Integrated Transaction Translator: Includes an integrated transaction translator for seamless communication between high-speed and full/low-speed devices.
- Over-Current Protection: Features over-current protection on each downstream port to prevent damage from excessive current draw.
- Self-Powered and Bus-Powered Modes: Supports both self-powered (external power supply) and bus-powered (powered by the USB host) modes of operation.
- Low Power Consumption: Designed for low power consumption to minimize energy usage.
Benefits:
- Expanded USB Connectivity: Allows users to connect more USB devices to their computers or other host devices.
- High-Speed Data Transfer: Supports high-speed data transfer rates for fast and efficient data communication.
- Backward Compatibility: Compatible with USB 1.1 devices, ensuring compatibility with older USB devices.
- Port Protection: Over-current protection safeguards connected devices from damage.
- Flexible Power Options: Supports both self-powered and bus-powered modes for versatile application.
- Energy Efficiency: Low power consumption reduces energy usage and heat generation.
Additional Details:
The Genesys Logic GL880S USB 2.0 hub controller is a versatile and reliable solution for expanding USB connectivity. It is commonly used in a wide range of applications, from simple USB hubs to complex docking stations. The integrated transaction translator ensures smooth communication between different speed devices. Always consult the official Genesys Logic datasheet for precise electrical characteristics, pin configurations, and application guidelines. The datasheet will provide detailed information on the controller's operating modes, power management features, and recommended circuit designs.
