MICROCHIP USB2514B-AEZC USB 2.0 Hub Controller IC, 36-Pin QFN

The MICROCHIP USB2514B-AEZC is a highly versatile and power-efficient USB 2.0 hub controller integrated circuit, engineered for applications demanding robust performance within an ultra-low power and space-constrained footprint. It leverages Microchip's innovative MultiTRAK™ technology to deliver industry-leading data throughput in mixed-speed USB environments, ensuring optimal performance for consumer electronics and mobile devices.

This controller provides a scalable USB port expansion solution, available in configurations supporting 2, 3, or 4 downstream ports. All variants share a common, space-saving 36-pin QFN package measuring just 6x6 mm, offering a minimal footprint for compact designs. Its architecture is designed for seamless integration and cost-effective development.

Key Features & Technology

• MultiTRAK: A high-performance multiple transaction translator providing one translator per port for superior data handling.
• PortMap & PortSwap: Offer flexible port mapping, disable sequencing, and programmable USB differential-pair pin locations to greatly ease PCB layout and align signal lines.
• PHYBoost: Features programmable USB signal drive strength to recover and maintain signal integrity over various board designs.
• Power Management: Includes full power management with individual or ganged power control for each downstream port and supports a single external 3.3V supply.
• Integration: Fully integrates USB termination and pull-up/pull-down resistors, and includes an on-board 24MHz crystal driver.
• Compatibility: Is fully footprint compatible with USB251x/xi/xA/xAi product families, allowing for direct drop-in replacements to save on PCB component costs and streamline USB-IF compliance.

Reliability & Compliance

The IC offers robust 4KV HBM ESD protection (JESD22-A114F) for both powered and unpowered states. It supports self