PI3USB14QE

Product Overview

• Category: Integrated Circuit (IC)
• Use: USB Switch
• Characteristics:
  • High-speed USB 2.0 switch
  • Low power consumption
  • Small package size
  • ESD protection
• Package: QFN (Quad Flat No-Lead)
• Essence: The PI3USB14QE is a high-speed USB 2.0 switch designed for various applications requiring USB port expansion or sharing.
• Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on customer requirements.

Specifications

• Number of Channels: 1
• Switch Type: Single Pole Double Throw (SPDT)
• Operating Voltage Range: 2.7V to 5.5V
• On-Resistance: 4Ω (typical)
• Bandwidth: Up to 480 Mbps
• ESD Protection: ±8kV (contact discharge), ±15kV (air discharge)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI3USB14QE has the following pin configuration:

1. VCC - Power supply voltage input
2. GND - Ground reference
3. IN - Control input for switching operation
4. OUT - Output terminal connected to the USB port

Functional Features

• High-speed data transmission: The PI3USB14QE supports USB 2.0 specifications, allowing for fast data transfer rates up to 480 Mbps.
• Low power consumption: Designed with power efficiency in mind, the IC minimizes energy consumption during operation.
• ESD protection: The device provides robust electrostatic discharge (ESD) protection, safeguarding against potential damage from static electricity.
• Compact package size: The QFN package ensures a small footprint, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - High-speed USB 2.0 data transfer - Low power consumption - ESD protection for enhanced reliability - Compact package size for easy integration

Disadvantages: - Limited to a single channel, not suitable for multiple simultaneous USB connections - Requires external control signal for switching operation

Working Principles

The PI3USB14QE operates as a single pole double throw (SPDT) switch. When the control input (IN) is set to a specific logic level, the switch connects either the input terminal (IN) or the output terminal (OUT) to the USB port, allowing for data transmission or device connection.

Detailed Application Field Plans

The PI3USB14QE can be used in various applications, including but not limited to:

1. USB port expansion: Allows multiple devices to be connected to a single USB port, enabling convenient connectivity options.
2. USB sharing: Enables sharing of a USB port between different devices, such as computers, laptops, or docking stations.
3. USB hub design: Can be integrated into USB hub designs to provide additional USB ports for peripheral devices.

Detailed and Complete Alternative Models

1. PI3USB12QE: Similar to PI3USB14QE, but with two channels for simultaneous USB connections.
2. PI3USB22QE: Dual SPDT USB switch with enhanced ESD protection and wider operating voltage range.
3. PI3USB30QE: USB 3.0 switch with backward compatibility to USB 2.0, offering higher data transfer speeds.

These alternative models provide similar functionality with slight variations to cater to different application requirements.

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