USB2514B/M2

Controllers Overview

The USB2514B/M2 is a USB 2.0 Hi-Speed Hub Controller IC manufactured by Microchip Technology, designed for embedded USB solutions. It features four downstream ports and supports low-speed, full-speed, and high-speed devices. The device operates on a single external 3.3 V supply with an internal regulator providing 1.2 V core voltage. Key specifications include a data rate of 480 Mb/s, a supply current of 70 mA, and an operating temperature range of 0°C to +85°C. It utilizes a 36-pin SQFN (6x6 mm) package.

Controllers Feature Summary

• MultiTRAK technology provides dedicated transaction translators for each port to maintain consistent throughput.
• PortMap allows flexible port mapping and disable sequencing for various platform designs.
• PortSwap enables programmable differential-pair pin locations to simplify PCB routing.
• PHYBoost offers programmable signal drive strength to recover signal integrity.

Controllers Applications

• LCD monitors and TVs
• Multi-function USB peripherals
• PC motherboards
• Set-top boxes, DVD players, DVR/PVR
• Printers and scanners

Controllers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and temperature grade. Ensure compatibility with system power requirements and configuration interfaces before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Controllers Selection Notes

Select this component for designs requiring a compact, low-power USB hub solution with battery charging support. Consider the SQFN package for space-constrained applications. Verify that the host system supports the required USB 2.0 specification and that the PCB layout accommodates the necessary crystal or clock input configurations.

Controllers Part Context

This part belongs to the USB251xB/xBi family of hub controllers. The '4' indicates four downstream ports, while 'B' denotes battery charging support. It is footprint compatible with USB251x/xi/xA/xAi products, allowing for direct drop-in replacements in existing designs without PCB modifications.

Controllers Replacement Considerations

USB2514B-AEZC-TR

Controllers FAQ

How is the battery charging feature enabled?

Battery charging can be enabled via hardware strapping using the BC_EN pins or through configuration over an I2C EEPROM or SMBus interface.

What is the maximum data transfer rate supported?

The USB2514B/M2 supports USB 2.0 High-Speed data transfers at up to 480 Mb/s.

Can this hub operate in both self-powered and bus-powered modes?

Yes, the device supports both self-powered and bus-powered operation modes.