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PI3USB14-ALE

PI3USB14-ALE

Product Overview

  • Category: USB Switch
  • Use: The PI3USB14-ALE is a high-speed USB 2.0 switch designed for applications requiring switching between two USB sources.
  • Characteristics: This switch offers low on-resistance, low power consumption, and high bandwidth capabilities. It is available in a small package size, making it suitable for space-constrained designs.
  • Package: The PI3USB14-ALE is available in a compact 10-pin QFN package.
  • Essence: The essence of the PI3USB14-ALE lies in its ability to provide seamless switching between two USB sources while maintaining signal integrity and high-speed data transfer.
  • Packaging/Quantity: The PI3USB14-ALE is typically packaged in reels of 2500 units.

Specifications

  • Switch Type: Single-Pole Double-Throw (SPDT)
  • Operating Voltage Range: 1.65V to 5.5V
  • On-Resistance: 0.6Ω (typical)
  • Bandwidth: Up to 480Mbps
  • Supply Current: 0.5μA (typical)
  • Control Interface: I2C
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI3USB14-ALE features the following pin configuration:

  1. VCC: Power supply voltage input
  2. GND: Ground reference
  3. SDA: I2C serial data input/output
  4. SCL: I2C serial clock input
  5. EN: Enable control input
  6. IN1: USB source 1 input
  7. IN2: USB source 2 input
  8. OUT: USB output
  9. NC: No connection
  10. NC: No connection

Functional Features

  • Seamless Switching: The PI3USB14-ALE allows for smooth switching between two USB sources without interrupting the data flow.
  • Low On-Resistance: With a low on-resistance of 0.6Ω, this switch minimizes signal loss and ensures efficient data transfer.
  • Low Power Consumption: The PI3USB14-ALE consumes minimal power, making it suitable for battery-powered devices.
  • High Bandwidth: Supporting speeds up to 480Mbps, this switch enables high-speed data transfer between USB sources.

Advantages and Disadvantages

Advantages: - Seamless switching between USB sources - Low on-resistance for minimal signal loss - Low power consumption - High bandwidth capabilities

Disadvantages: - Limited to USB 2.0 specifications - Requires an I2C control interface

Working Principles

The PI3USB14-ALE operates by receiving control signals through the I2C interface. Based on these signals, it selectively connects either USB source 1 or USB source 2 to the output. This seamless switching is achieved through internal circuitry that ensures minimal disruption to the data flow.

Detailed Application Field Plans

The PI3USB14-ALE finds applications in various fields, including:

  1. Mobile Devices: Enables switching between different USB peripherals (e.g., charging, data transfer) in smartphones and tablets.
  2. Computing: Facilitates switching between multiple USB devices (e.g., printers, external storage) connected to laptops or desktops.
  3. Consumer Electronics: Allows for easy switching between USB inputs in televisions, gaming consoles, and set-top boxes.

Detailed and Complete Alternative Models

  1. PI3USB12-ALE: Similar to the PI3USB14-ALE but with a 12-pin package.
  2. PI3USB22-ALE: Offers additional USB inputs for more complex switching requirements.
  3. PI3USB30-ALE: Supports USB 3.0 specifications for higher data transfer speeds.

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням PI3USB14-ALE у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of PI3USB14-ALE in technical solutions:

  1. Q: What is PI3USB14-ALE? A: PI3USB14-ALE is a USB switch IC (Integrated Circuit) that allows multiple USB devices to be connected to a single host device.

  2. Q: What are the key features of PI3USB14-ALE? A: Some key features of PI3USB14-ALE include low power consumption, high-speed data transfer, support for USB 2.0 and USB 3.0 protocols, and compatibility with various operating systems.

  3. Q: How does PI3USB14-ALE work? A: PI3USB14-ALE works by selectively connecting or disconnecting USB devices to the host device using its internal switching mechanism.

  4. Q: What are the typical applications of PI3USB14-ALE? A: PI3USB14-ALE is commonly used in applications where multiple USB devices need to be connected to a single host device, such as docking stations, USB hubs, and multi-port USB chargers.

  5. Q: Can PI3USB14-ALE handle high-speed data transfer? A: Yes, PI3USB14-ALE supports high-speed data transfer rates of up to 5 Gbps, making it suitable for applications that require fast data transmission.

  6. Q: Does PI3USB14-ALE require external power? A: No, PI3USB14-ALE is designed to operate using the power provided by the USB bus, eliminating the need for external power sources.

  7. Q: Is PI3USB14-ALE compatible with different USB standards? A: Yes, PI3USB14-ALE is compatible with both USB 2.0 and USB 3.0 standards, ensuring compatibility with a wide range of USB devices.

  8. Q: Can PI3USB14-ALE support simultaneous charging and data transfer? A: Yes, PI3USB14-ALE supports simultaneous charging and data transfer, allowing USB devices to be charged while data is being transferred.

  9. Q: Does PI3USB14-ALE require any additional drivers or software? A: No, PI3USB14-ALE is plug-and-play compatible and does not require any additional drivers or software installation.

  10. Q: What are the advantages of using PI3USB14-ALE in technical solutions? A: Some advantages of using PI3USB14-ALE include simplified USB device management, reduced cable clutter, improved data transfer speeds, and enhanced flexibility in connecting multiple USB devices to a single host device.