USB2514B/M2

The USB2514B/M2 is a USB 2.0 Hi-Speed hub controller IC designed for use in USB peripheral applications. It features four downstream ports with individual power switches to provide connectivity and power management for multiple USB devices.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD33: 3.3V Power Supply
• X1: Crystal Input
• X2: Crystal Output
• BOOT1: Boot Mode Selection
• VBUS: USB Power
• RESET: Reset Pin
• PWRFAULT: Power Fault Detection
• PGOOD: Power Good Indicator
• RCV: Receiver Differential Input
• XE0: External Oscillator
• INT: Interrupt Output
• DM0: Data- Signal Line 0
• DP0: Data+ Signal Line 0
• DM2: Data- Signal Line 2
• DP2: Data+ Signal Line 2

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the USB2514B/M2 IC for a visual representation.

Key Features

• USB 2.0 Hi-Speed Hub: Provides four downstream ports for high-speed USB connectivity.
• Individual Power Switches: Allows for power management of connected USB devices, enhancing efficiency and convenience.
• Integrated Power Management: Features power fault detection and power good indicators for reliable operation.
• Crystal Input: Supports external crystal input for accurate USB timing and synchronization.
• Boot Mode Selection: Includes boot mode selection for versatile configuration options.

Note: For detailed technical specifications, please refer to the USB2514B/M2 datasheet.

Application

• USB Peripherals: Ideal for use in USB peripheral devices such as external hard drives, printers, and scanners.
• Embedded Systems: Suitable for integration into embedded systems requiring USB connectivity.
• Consumer Electronics: Used in various consumer electronic products for USB interface capabilities.

Functionality

The USB2514B/M2 hub controller facilitates the connection and management of multiple USB devices through its high-speed hub and individual power switches. It ensures seamless communication and power distribution in USB peripheral applications.

Usage Guide

• Power Supply: Connect the VDD33 (Pin 1) to a 3.3V power supply for operation.
• USB Connections: Connect the DM0/DP0 and DM2/DP2 signal lines to the USB ports for data communication.
• Power Management: Utilize the individual power switches to control the power supply to connected USB devices.

Frequently Asked Questions

Q: Is the USB2514B/M2 compatible with USB 3.0 devices?
A: The USB2514B/M2 is designed for USB 2.0 Hi-Speed applications. For USB 3.0 compatibility, consider using USB 3.0 hub controllers.

Q: Can the USB2514B/M2 be used in automotive applications?
A: Yes, the USB2514B/M2 is suitable for automotive applications requiring USB connectivity, with its integrated power management features.