The GL3521-OVY22 is a USB 3.1 Gen 1 Hub Controller manufactured by Genesys Logic. It's designed to provide multiple USB 3.1 Gen 1 ports from a single upstream USB port, enabling connectivity for various USB devices. This controller integrates advanced features for efficient power management and data transfer, making it suitable for applications requiring multiple USB connections.

Applications:

• USB Hubs: Used as the core controller in external USB 3.0 hubs.
• Docking Stations: Integrated into docking stations to provide multiple USB ports for peripherals.
• Motherboards: Embedded on motherboards to expand the number of available USB 3.0 ports.
• Embedded Systems: Used in embedded systems requiring multiple high-speed USB connections.
• Industrial PCs: Integrated into industrial PCs to support various USB-based industrial devices.

Features:

• USB 3.1 Gen 1 Compliant: Supports data transfer rates up to 5 Gbps.
• Four Downstream Ports: Provides connectivity for up to four USB devices.
• Integrated USB Transceivers: Simplifies design and reduces BOM cost.
• Power Management: Supports various power saving modes to reduce power consumption.
• Over-Current Protection: Protects the hub and connected devices from over-current conditions.
• Individual Port Power Control: Allows independent power management for each downstream port.

Benefits:

• Increased Connectivity: Expands the number of available USB ports.
• High-Speed Data Transfer: Supports fast data transfer rates for USB 3.0 devices.
• Power Efficiency: Reduces power consumption through advanced power management features.
• Robust Protection: Protects the hub and connected devices from electrical damage.
• Simplified Design: Integrated transceivers reduce design complexity.

Technical Specifications:

The GL3521-OVY22 typically operates from a 3.3V power supply. It supports both bus-powered and self-powered modes. It is usually available in a QFN package. The operating temperature range is generally from 0°C to +70°C. Specific details about pinout, power consumption, and other parameters can be found in the official datasheet from Genesys Logic.