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USB3503T/ML

USB3503T/ML

Product Overview

  • Category: USB Controller
  • Use: The USB3503T/ML is a high-speed USB 2.0 hub controller designed for embedded applications.
  • Characteristics: It provides a flexible and cost-effective solution for adding USB ports to various devices. The USB3503T/ML supports up to three downstream ports and is compatible with both low-speed and full-speed USB devices.
  • Package: The USB3503T/ML comes in a small form factor package, making it suitable for space-constrained designs.
  • Essence: The essence of the USB3503T/ML lies in its ability to expand the number of USB ports available on a device while maintaining high-speed data transfer rates.
  • Packaging/Quantity: The USB3503T/ML is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • Interface: USB 2.0
  • Number of Ports: 3 downstream ports
  • Compatibility: Low-speed and full-speed USB devices
  • Operating Voltage: 3.3V
  • Operating Temperature: -40°C to +85°C
  • Package Type: QFN (Quad Flat No-Lead)
  • Dimensions: 5mm x 5mm

Detailed Pin Configuration

The USB3503T/ML features the following pin configuration:

  1. VBUS
  2. D+1
  3. D-1
  4. D+2
  5. D-2
  6. D+3
  7. D-3
  8. GND
  9. XTAL
  10. XTAL_OUT
  11. RESET#
  12. SDA
  13. SCL
  14. INT#
  15. SUSPEND#
  16. ID
  17. NC
  18. NC
  19. NC
  20. VDD33

Functional Features

  • High-speed USB 2.0 hub controller
  • Supports up to three downstream ports
  • Low-power consumption
  • Integrated power management features
  • Over-current protection for each port
  • Hot-plug support
  • Automatic device recognition and configuration

Advantages and Disadvantages

Advantages: - Compact form factor - Cost-effective solution for adding USB ports - High-speed data transfer rates - Power management features - Over-current protection

Disadvantages: - Limited number of downstream ports (up to three) - Only compatible with low-speed and full-speed USB devices

Working Principles

The USB3503T/ML operates by receiving USB data from the host device and distributing it to the connected downstream devices. It manages the data transfer, power distribution, and device recognition processes. The integrated power management features ensure efficient power usage and prevent overloading of the USB ports.

Detailed Application Field Plans

The USB3503T/ML is commonly used in various embedded applications that require additional USB connectivity. Some potential application fields include:

  1. Consumer Electronics: Adding USB ports to smart TVs, set-top boxes, and gaming consoles.
  2. Industrial Automation: Integrating USB connectivity into industrial control systems and machinery.
  3. Automotive: Enabling USB connectivity in car infotainment systems and dashboard controls.
  4. Medical Devices: Incorporating USB ports into medical equipment for data transfer and device connectivity.
  5. IoT Devices: Enhancing the connectivity options of IoT devices such as smart home hubs and wearable devices.

Alternative Models

  • USB3503T/MLR: Similar to USB3503T/ML but with extended temperature range (-40°C to +105°C).
  • USB3503T/MLG: Similar to USB3503T/ML but with green packaging for environmental compliance.

In conclusion, the USB3503T/ML is a high-speed USB 2.0 hub controller that provides a cost-effective solution for adding USB ports to various embedded applications. Its compact form factor, power management features, and compatibility with low-speed and full-speed USB devices make it a versatile choice for designers.

10個與USB3503T/ML在技術方案中應用相關的常見問題與解答

  1. Question: What is the maximum data transfer rate supported by USB3503T/ML?
    Answer: The USB3503T/ML supports a maximum data transfer rate of 5 Gbps.

  2. Question: Can the USB3503T/ML be used in low-power applications?
    Answer: Yes, the USB3503T/ML is suitable for low-power applications and features power-saving modes.

  3. Question: What operating systems are compatible with USB3503T/ML?
    Answer: The USB3503T/ML is compatible with various operating systems including Windows, Linux, and macOS.

  4. Question: Does the USB3503T/ML support USB Power Delivery (PD)?
    Answer: Yes, the USB3503T/ML supports USB Power Delivery for enhanced power management and charging capabilities.

  5. Question: What are the key features of the USB3503T/ML for industrial applications?
    Answer: The USB3503T/ML offers ruggedized design, ESD protection, and industrial temperature range support for reliable industrial applications.

  6. Question: Can the USB3503T/ML be used in automotive infotainment systems?
    Answer: Yes, the USB3503T/ML is suitable for automotive infotainment systems and complies with automotive-grade requirements.

  7. Question: How many downstream ports does the USB3503T/ML support?
    Answer: The USB3503T/ML supports up to three downstream ports for connecting multiple devices.

  8. Question: Is the USB3503T/ML compliant with USB 3.2 specifications?
    Answer: Yes, the USB3503T/ML is compliant with USB 3.2 specifications for high-speed data transfer.

  9. Question: What are the recommended application circuits for integrating the USB3503T/ML into a design?
    Answer: Application notes and reference designs are available to guide the integration of USB3503T/ML into various technical solutions.

  10. Question: Are there any known compatibility issues with specific USB devices when using the USB3503T/ML?
    Answer: The USB3503T/ML is designed to be compatible with a wide range of USB devices, but it's recommended to refer to the datasheet for specific compatibility information.