USB2514-HZH

Product Overview

• Category: USB Hub Controller
• Use: USB hub controller for connecting multiple USB devices to a single host
• Characteristics:
  • High-speed USB 2.0 compliant
  • Supports up to four downstream ports
  • Integrated USB transceivers and power switches
  • Low power consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Enables easy expansion of USB connectivity in various applications
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on customer requirements

Specifications

• USB Compliance: USB 2.0
• Downstream Ports: Up to 4
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 7mm x 7mm QFN

Detailed Pin Configuration

The USB2514-HZH features the following pin configuration:

1. VDD33: Power supply (3.3V)
2. GND: Ground
3. DP0: Data+ for Port 0
4. DM0: Data- for Port 0
5. DP1: Data+ for Port 1
6. DM1: Data- for Port 1
7. DP2: Data+ for Port 2
8. DM2: Data- for Port 2
9. DP3: Data+ for Port 3
10. DM3: Data- for Port 3
11. RESET: Reset input
12. SCL: I2C Serial Clock
13. SDA: I2C Serial Data
14. INT: Interrupt output
15. ID: USB ID pin
16. VBUS: USB VBUS power

Functional Features

• USB2514-HZH provides a high-performance USB hub solution with integrated power switches and USB transceivers.
• It supports up to four downstream ports, allowing multiple USB devices to be connected to a single host.
• The integrated power switches enable individual port power control, enhancing energy efficiency.
• The device is compliant with the USB 2.0 specification, ensuring compatibility with various USB devices.
• Low power consumption makes it suitable for portable and low-power applications.

Advantages and Disadvantages

Advantages: - High-speed USB 2.0 compliance - Integrated power switches and USB transceivers - Low power consumption - Compact QFN package - Easy expansion of USB connectivity

Disadvantages: - Limited to USB 2.0 standard (not compatible with USB 3.0 or higher)

Working Principles

The USB2514-HZH acts as a USB hub controller by managing the communication between a single USB host and multiple USB devices. It incorporates USB transceivers to facilitate data transfer and power switches to control the power supply to each downstream port. The device follows the USB 2.0 specification, ensuring reliable and high-speed data transmission.

Detailed Application Field Plans

The USB2514-HZH finds applications in various fields, including but not limited to:

1. Computer peripherals: Connect multiple USB devices such as keyboards, mice, printers, and external storage devices to a computer.
2. Consumer electronics: Enable USB connectivity in TVs, set-top boxes, gaming consoles, and media players.
3. Industrial automation: Connect USB devices like sensors, actuators, and controllers to industrial systems for data acquisition and control.
4. Automotive: Integrate USB connectivity in car infotainment systems, charging ports, and diagnostic tools.
5. Medical devices: Enable USB connectivity in medical equipment for data transfer and device control.

Detailed and Complete Alternative Models

1. USB2517-HZH: Similar to USB2514-HZH but with seven downstream ports instead of four.
2. USB2514B-HZH: A variant with enhanced ESD protection for improved reliability in harsh environments.
3. USB2514-JZX: A version with an extended temperature range (-40°C to +105°C) suitable for industrial applications.

These alternative models offer similar functionality and can be considered based on specific requirements.

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