USB2517-JZX

The USB2517-JZX is a USB 2.0 high-speed hub controller IC designed for use in various USB hub applications. This IC integrates multiple functions required for USB hub operation, providing a cost-effective and space-saving solution for expanding USB connectivity.

Pinout

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

• VDD: Power supply voltage
• VBUS: USB power supply voltage
• D+: USB data line positive
• D-: USB data line negative
• GND: Ground
• RST: Reset pin
• INT: Interrupt pin
• OE: Output enable pin
• SUSPEND: Suspend pin
• XTAL1: Crystal oscillator input
• XTAL2: Crystal oscillator output
• DM[3:0]: USB downstream data-
• DP[3:0]: USB downstream data+
• Hub Port: External USB hub port connections

Circuit Diagram

Incorporate a circuit diagram that illustrates the connections and operation of the USB2517-JZX IC for a visual representation.

Key Features

• USB 2.0 High-Speed Hub Controller: Provides multiple downstream USB ports for expanding USB connectivity.
• Integrated Functions: Combines USB hub control logic, USB transceivers, and power management functions into a single IC.
• Low Power Consumption: Optimized power management features ensure minimal power consumption during operation.
• Flexible Configuration: Supports various hub configurations, including standalone hubs and cascaded hub setups.
• Overcurrent Protection: Built-in overcurrent detection and protection mechanisms safeguard the hub and connected devices.

Note: For detailed technical specifications, please refer to the USB2517-JZX datasheet.

Application

• USB Hubs: Ideal for use in standalone or embedded USB hub applications, such as desktop hubs, monitor hubs, and industrial hubs.
• Peripheral Expansion: Enables easy expansion of USB connectivity for devices like laptops, tablets, and embedded systems.
• Embedded Systems: Suitable for integration into various embedded systems requiring USB connectivity, such as kiosks, POS terminals, and IoT devices.

Functionality

The USB2517-JZX is a USB 2.0 high-speed hub controller IC that provides multiple downstream USB ports for expanding USB connectivity. It integrates USB hub control logic, transceivers, and power management functions into a single chip, offering a cost-effective solution for USB hub applications.

Usage Guide

• Power Supply: Connect VDD (Pin X) to the power supply voltage and VBUS (Pin Y) to the USB power supply voltage.
• USB Connections: Connect D+ (Pin Z) and D- (Pin W) to the USB data lines for communication with the host.
• Hub Port Connections: Connect the external USB hub ports to the corresponding pins for downstream USB connections.

Frequently Asked Questions

Q: Is the USB2517-JZX compatible with USB 3.0 devices?
A: No, the USB2517-JZX is a USB 2.0 high-speed hub controller and is not compatible with USB 3.0 devices. For USB 3.0 compatibility, consider using a USB 3.0 hub controller.