USB2504A-JT

The USB2504A-JT is a high-speed USB 2.0 4-port hub controller IC designed for use in USB peripheral devices. It offers multiple downstream ports for connecting various USB devices to a host system through a single USB connection.

Pinout

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

• VCC: Power supply pin
• D-: USB D- signal
• D+: USB D+ signal
• GND: Ground connection
• POR: Power-on reset pin
• ID: USB ID pin
• XTI: Crystal oscillator input
• XTO: Crystal oscillator output
• CLKIN: Clock input pin
• INT: Interrupt output pin
• EP0: Endpoint zero pin
• RSVD: Reserved pin
• TEST: Test pin
• RESEN: Reset enable pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the USB2504A-JT hub controller IC for a visual representation.

Key Features

• Four-Port Hub Controller: Provides four downstream USB ports for connecting multiple devices.
• High-Speed USB 2.0: Supports high-speed data transfer rates for fast and efficient connectivity.
• Power Management: Includes power management features for optimized power consumption.
• Crystal Oscillator: Integrates a crystal oscillator input for clock synchronization.
• Interrupt Output: Features an interrupt output pin for system notifications.
• Compact Design: Available in a compact form factor for space-saving integration.

Note: For detailed technical specifications, please refer to the USB2504A-JT datasheet.

Application

• USB Peripheral Devices: Ideal for use in USB hubs, docking stations, and USB expansion devices.
• External Storage Devices: Suitable for connecting external hard drives, flash drives, and other USB storage devices.
• Multi-Device Connectivity: Enables simultaneous connection of multiple USB peripherals to a host system.

Functionality

The USB2504A-JT hub controller IC allows for seamless connectivity of multiple USB devices to a host system, providing efficient data transfer and power management capabilities.

Usage Guide

• Connection Setup: Connect the VCC, D-, D+, and GND pins to the corresponding connections in the USB circuit.
• Power Management: Utilize the power management features to optimize power usage based on connected devices.
• Interrupt Handling: Monitor the INT pin for system notifications and handle interrupts as needed.

Frequently Asked Questions

Q: Is the USB2504A-JT compatible with USB 3.0 devices?
A: No, the USB2504A-JT is a USB 2.0 hub controller and is designed for USB 2.0 device compatibility.

Q: Can the USB2504A-JT be used for charging smartphones or tablets?
A: While the USB2504A-JT provides USB connectivity, it is not designed specifically for charging applications. It is recommended to use dedicated charging hubs for charging devices.