USB2514B-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 management
  • Compact package for space-constrained applications
• Package: QFN-32
• Essence: Enables easy expansion of USB connectivity in various electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

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

Pin Configuration

The USB2514B-I/M2 features the following pin configuration:

1. VDD33
2. DP1
3. DM1
4. GND
5. DP2
6. DM2
7. GND
8. DP3
9. DM3
10. GND
11. DP4
12. DM4
13. GND
14. RESET
15. SCL
16. SDA
17. INT
18. GND
19. XTAL1
20. XTAL2
21. GND
22. NC
23. NC
24. GND
25. NC
26. NC
27. GND
28. NC
29. NC
30. GND
31. NC
32. NC

Functional Features

• High-speed USB 2.0 data transfer rates
• Automatic handling of USB suspend/resume signaling
• Integrated power management for efficient operation
• Over-current detection and protection
• Supports USB battery charging specification 1.2

Advantages and Disadvantages

Advantages: - Compact size for space-constrained applications - High-speed data transfer rates - Integrated power management for efficient operation

Disadvantages: - Limited to USB 2.0 connectivity - Not suitable for high-power USB devices

Working Principles

The USB2514B-I/M2 acts as a hub controller, allowing multiple USB devices to connect to a single host device. It manages the data transfer between the host and connected devices, handling USB protocol and power management functions.

Detailed Application Field Plans

The USB2514B-I/M2 is commonly used in various electronic devices that require expanded USB connectivity. Some application fields include:

1. Computer peripherals: Connect keyboards, mice, printers, and other USB devices to a computer.
2. Consumer electronics: Enable USB connectivity in TVs, set-top boxes, gaming consoles, and media players.
3. Automotive: Integrate USB ports in car infotainment systems for connecting smartphones and other devices.
4. Industrial automation: Provide USB connectivity in industrial equipment for data transfer and device control.

Alternative Models

1. USB2514B-I/ML: Similar specifications but with a different package (QFN-28)
2. USB2514B-I/MX: Extended temperature range (-40°C to +105°C) version of USB2514B-I/M2

Note: This entry provides a detailed overview of the USB2514B-I/M2 USB hub controller, including its product information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.