Diodes Incorporated
Kuva saattaa olla esitys.
Katso tuotteen tekniset tiedot.
PI3USB221EZWEX
Näytä Yksityiskohdat DataSheets

PI3USB221EZWEX

Product Overview

  • Category: USB Switch
  • Use: This product is used for switching between multiple USB devices.
  • Characteristics: The PI3USB221EZWEX is a high-speed USB 2.0 switch with low on-resistance and low power consumption. It is designed to provide seamless switching between USB devices in various applications.
  • Package: The PI3USB221EZWEX comes in a small package, making it suitable for space-constrained designs.
  • Essence: The essence of this product lies in its ability to enable the sharing of USB devices among multiple hosts or peripherals.
  • Packaging/Quantity: The PI3USB221EZWEX is typically packaged in reels and available in quantities suitable for both prototyping and mass production.

Specifications

  • Number of Channels: 2
  • Supply Voltage Range: 1.65V to 5.5V
  • On-Resistance (RON): 4Ω (typical)
  • Bandwidth: Up to 480 Mbps
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI3USB221EZWEX has the following pin configuration:

  • Pin 1: VCC
  • Pin 2: Channel 1 Data (D1)
  • Pin 3: Channel 1 Data (D1)
  • Pin 4: GND
  • Pin 5: Channel 2 Data (D2)
  • Pin 6: Channel 2 Data (D2)
  • Pin 7: OE (Output Enable)
  • Pin 8: GND

Functional Features

  • High-Speed Switching: The PI3USB221EZWEX supports high-speed USB 2.0 data rates, allowing for fast and reliable data transfer between devices.
  • Low On-Resistance: With a low on-resistance of 4Ω, this switch minimizes signal loss and ensures efficient data transmission.
  • Low Power Consumption: The PI3USB221EZWEX is designed to consume minimal power, making it suitable for battery-powered devices.
  • ESD Protection: This product provides built-in electrostatic discharge (ESD) protection, safeguarding connected devices from potential damage.

Advantages and Disadvantages

Advantages: - High-speed data transfer - Low power consumption - Small package size - ESD protection

Disadvantages: - Limited number of channels (2)

Working Principles

The PI3USB221EZWEX operates by selectively connecting one of the two USB channels to the common data lines. The output enable (OE) pin controls the switching operation. When OE is high, the switch is enabled, allowing data to pass through. Conversely, when OE is low, the switch is disabled, isolating the channels.

Detailed Application Field Plans

The PI3USB221EZWEX can be used in various applications, including: 1. Portable electronic devices: Enables switching between different USB peripherals, such as keyboards, mice, and external storage devices. 2. Docking stations: Facilitates the connection of multiple USB devices to a single host device. 3. Automotive systems: Allows for seamless switching between USB sources, such as smartphones or media players, in car infotainment systems.

Detailed and Complete Alternative Models

  1. PI3USB222EZWEX: Similar to PI3USB221EZWEX but with 4 channels instead of 2.
  2. PI3USB312EZWEX: USB 3.0 switch with similar characteristics and functionality.

Note: Please refer to the manufacturer's datasheets for detailed specifications and alternative models.

Word count: 398 words

Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät PI3USB221EZWEX :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of PI3USB221EZWEX in technical solutions:

  1. Q: What is PI3USB221EZWEX? A: PI3USB221EZWEX is a USB switch IC (Integrated Circuit) designed for high-speed data switching applications.

  2. Q: What are the key features of PI3USB221EZWEX? A: Some key features of PI3USB221EZWEX include low on-resistance, high bandwidth, low power consumption, and compatibility with various USB specifications.

  3. Q: What is the typical application of PI3USB221EZWEX? A: PI3USB221EZWEX is commonly used in electronic devices where multiple USB ports need to be switched or multiplexed, such as laptops, tablets, docking stations, and USB hubs.

  4. Q: How many USB ports can PI3USB221EZWEX support? A: PI3USB221EZWEX can support up to two USB ports, allowing for switching between different USB sources or devices.

  5. Q: What is the maximum data transfer rate supported by PI3USB221EZWEX? A: PI3USB221EZWEX supports high-speed USB 3.0 data transfer rates up to 5 Gbps.

  6. Q: Can PI3USB221EZWEX handle both USB 2.0 and USB 3.0 signals? A: Yes, PI3USB221EZWEX is compatible with both USB 2.0 and USB 3.0 signals, making it versatile for various USB applications.

  7. Q: Does PI3USB221EZWEX require external power supply? A: No, PI3USB221EZWEX operates using the power supplied by the USB bus, eliminating the need for an external power supply.

  8. Q: Can PI3USB221EZWEX support hot-plugging of USB devices? A: Yes, PI3USB221EZWEX supports hot-plugging, allowing USB devices to be connected or disconnected while the system is powered on.

  9. Q: Is PI3USB221EZWEX compatible with different operating systems? A: Yes, PI3USB221EZWEX is compatible with various operating systems, including Windows, macOS, Linux, and Android.

  10. Q: Are there any evaluation boards or reference designs available for PI3USB221EZWEX? A: Yes, the manufacturer provides evaluation boards and reference designs to help developers quickly prototype and integrate PI3USB221EZWEX into their applications.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.