USB2517I-JZX-TR

Product Overview

Category

The USB2517I-JZX-TR belongs to the category of USB hubs.

Use

It is primarily used for expanding the number of USB ports available on a device.

Characteristics

• High-speed USB 2.0 hub controller
• Supports up to seven downstream ports
• Integrated USB transceivers
• Low power consumption
• Compact package size

Package

The USB2517I-JZX-TR comes in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of the USB2517I-JZX-TR lies in its ability to provide additional USB ports and enable connectivity for multiple devices simultaneously.

Packaging/Quantity

The USB2517I-JZX-TR is typically packaged in reels or tubes and is available in large quantities to meet various production needs.

Specifications

• USB Compliance: USB 2.0
• Number of Downstream Ports: 7
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFN

Detailed Pin Configuration

The USB2517I-JZX-TR features a total of 48 pins, each serving a specific function. The detailed pin configuration is as follows:

1. VDD33: Power supply input (3.3V)
2. GND: Ground
3. DP0: Data+ line for Port 0
4. DM0: Data- line for Port 0
5. DP1: Data+ line for Port 1
6. DM1: Data- line for Port 1
7. DP2: Data+ line for Port 2
8. DM2: Data- line for Port 2
9. DP3: Data+ line for Port 3
10. DM3: Data- line for Port 3
11. DP4: Data+ line for Port 4
12. DM4: Data- line for Port 4
13. DP5: Data+ line for Port 5
14. DM5: Data- line for Port 5
15. DP6: Data+ line for Port 6
16. DM6: Data- line for Port 6
17. VBUS: Power supply input for downstream ports
18. ID: USB OTG ID pin
19. SCL: I2C serial clock
20. SDA: I2C serial data
21. INTN: Interrupt output
22. RESET: Reset input
23. XTAL1: Crystal oscillator input
24. XTAL2: Crystal oscillator output
25. NC: No connection 26-48: Reserved pins

Functional Features

• High-speed USB 2.0 connectivity
• Automatic port switching and overcurrent protection
• Integrated USB transceivers for simplified design
• Low power consumption for energy efficiency
• Support for multiple operating systems

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various devices
• Provides additional USB ports for enhanced connectivity
• Supports high-speed data transfer rates
• Simplifies design with integrated USB transceivers

Disadvantages

• Limited to USB 2.0 standard, not compatible with USB 3.0 or higher
• May require additional components for full functionality in certain applications

Working Principles

The USB2517I-JZX-TR operates by receiving USB signals from a host device and distributing them to the downstream ports. It incorporates USB transceivers to handle the signal conversion between the host and connected devices. The hub controller manages the data flow, ensuring proper communication between the host and connected devices.

Detailed Application Field Plans

The USB2517I-JZX-TR finds applications in various fields, including: 1. Computer peripherals 2. Consumer electronics 3. Industrial automation 4. Automotive systems 5. Medical devices

In computer peripherals, it can be used to expand the number of USB ports on laptops, desktops, or docking stations. In consumer electronics, it enables connectivity for gaming consoles, smart TVs, and set-top boxes. Industrial automation systems can utilize it for connecting multiple USB devices in factories or control panels. Automotive systems can benefit from additional USB ports for infotainment systems or charging stations. Medical devices can use it to connect various instruments and sensors to a central unit.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the USB2517I-JZX-TR include:

1. TUSB8041: USB 3.0 hub controller with four downstream ports.
2. GL850G: USB 2.0 hub controller with seven downstream ports.
3. FE1.1S: USB 2.0 hub controller with four downstream ports and