Microchip Technology
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USB2514BT-I/M2
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USB2514BT-I/M2

Product Overview

  • Category: USB Hub Controller
  • Use: Connect multiple USB devices to a single host device
  • Characteristics:
    • High-speed USB 2.0 hub controller
    • Supports up to four downstream ports
    • Integrated USB transceivers and power switches
    • Low power consumption
  • Package: QFN-32
  • Essence: Enables easy expansion of USB connectivity for various applications
  • Packaging/Quantity: Tray / 250 units per reel

Specifications

  • USB Compliance: USB 2.0
  • Number of Downstream Ports: 4
  • Supply Voltage: 3.3V
  • Operating Temperature Range: -40°C to +85°C
  • Package Dimensions: 5mm x 5mm

Detailed Pin Configuration

The USB2514BT-I/M2 has the following pin configuration:

  1. VDD33: Power supply (3.3V)
  2. GND: Ground
  3. DP0: Data positive line for Port 0
  4. DM0: Data negative line for Port 0
  5. DP1: Data positive line for Port 1
  6. DM1: Data negative line for Port 1
  7. DP2: Data positive line for Port 2
  8. DM2: Data negative line for Port 2
  9. DP3: Data positive line for Port 3
  10. DM3: Data negative line for Port 3
  11. RESET: Reset input
  12. SCL: I2C serial clock
  13. SDA: I2C serial data
  14. INTN: Interrupt output
  15. NC: No connection
  16. NC: No connection
  17. NC: No connection
  18. NC: No connection
  19. NC: No connection
  20. NC: No connection
  21. NC: No connection
  22. NC: No connection
  23. NC: No connection
  24. NC: No connection
  25. NC: No connection
  26. NC: No connection
  27. NC: No connection
  28. NC: No connection
  29. NC: No connection
  30. NC: No connection
  31. NC: No connection
  32. NC: No connection

Functional Features

  • High-speed USB 2.0 hub controller with integrated transceivers and power switches
  • Supports individual or ganged power switching for downstream ports
  • Provides overcurrent detection and protection
  • Supports USB battery charging specification 1.2
  • Configurable through I2C interface
  • Supports multiple transaction translators (TT) for improved performance

Advantages and Disadvantages

Advantages: - Enables easy expansion of USB connectivity - Low power consumption - Integrated transceivers and power switches simplify design - Supports USB battery charging specification

Disadvantages: - Limited to USB 2.0 standard, not compatible with USB 3.0 or higher

Working Principles

The USB2514BT-I/M2 acts as a USB hub controller, allowing multiple USB devices to be connected to a single host device. It manages the data transfer between the host and the connected devices, providing high-speed communication and power management features.

Detailed Application Field Plans

The USB2514BT-I/M2 is widely used in various applications, including: - Desktop and laptop computers - Gaming consoles - Smart TVs - Set-top boxes - Industrial automation systems - Medical devices - Automotive infotainment systems

Alternative Models

  • USB2514B-AEZG: Similar USB hub controller with different package and pin configuration
  • USB2514B-AEZK: Similar USB hub controller with different package and pin configuration
  • USB2514B-AEZC: Similar USB hub controller with different package and pin configuration

These alternative models provide similar functionality and can be used as replacements for the USB2514BT-I/M2 in specific applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням USB2514BT-I/M2 у технічних рішеннях

  1. Question: What is the maximum number of downstream ports supported by USB2514BT-I/M2?
    Answer: The USB2514BT-I/M2 supports up to four downstream ports.

  2. Question: What is the maximum data transfer rate supported by USB2514BT-I/M2?
    Answer: The USB2514BT-I/M2 supports USB 2.0 data transfer rates of up to 480 Mbps.

  3. Question: Can USB2514BT-I/M2 be used in industrial applications?
    Answer: Yes, the USB2514BT-I/M2 is suitable for industrial applications with its robust design and extended temperature range support.

  4. Question: Does USB2514BT-I/M2 support battery charging?
    Answer: Yes, the USB2514BT-I/M2 supports battery charging with its dedicated charging port (DCP) functionality.

  5. Question: What operating systems are compatible with USB2514BT-I/M2?
    Answer: USB2514BT-I/M2 is compatible with various operating systems including Windows, Linux, and macOS.

  6. Question: Can USB2514BT-I/M2 be used in automotive applications?
    Answer: Yes, USB2514BT-I/M2 is automotive-grade and suitable for automotive applications.

  7. Question: What is the power consumption of USB2514BT-I/M2?
    Answer: The power consumption of USB2514BT-I/M2 is low, making it suitable for power-sensitive applications.

  8. Question: Does USB2514BT-I/M2 support USB-IF certification?
    Answer: Yes, USB2514BT-I/M2 is USB-IF certified, ensuring compliance with USB standards.

  9. Question: Can USB2514BT-I/M2 be used in embedded systems?
    Answer: Yes, USB2514BT-I/M2 is suitable for use in embedded systems and IoT devices.

  10. Question: What are the recommended ESD protection measures for USB2514BT-I/M2?
    Answer: It is recommended to implement proper ESD protection measures such as TVS diodes and ESD suppressors to safeguard USB2514BT-I/M2 against electrostatic discharge.