Diodes Incorporated
Billedet kan være en repræsentation.
Se specifikationer for produktdetaljer.
PI3USB221AZWEX
Se detaljer DataSheets

PI3USB221AZWEX

Product Overview

Category

PI3USB221AZWEX belongs to the category of USB switch ICs.

Use

It is primarily used for USB signal switching and routing in electronic devices.

Characteristics

  • High-speed USB 2.0 signal switching capability
  • Low power consumption
  • Small package size
  • Easy integration into circuit designs

Package

PI3USB221AZWEX is available in a small form factor package, typically a 12-pin WQFN (Wafer Level Chip Scale Package).

Essence

The essence of PI3USB221AZWEX lies in its ability to enable or disable USB signals, allowing for efficient signal routing and switching within electronic devices.

Packaging/Quantity

Typically, PI3USB221AZWEX is packaged in reels containing a specific quantity of chips, such as 3000 units per reel.

Specifications

  • USB Compliance: USB 2.0
  • Number of Channels: 2
  • Supply Voltage Range: 1.65V to 5.5V
  • On-Resistance: 4Ω (typical)
  • Bandwidth: 480 Mbps (maximum)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of PI3USB221AZWEX is as follows:

  1. VCC
  2. GND
  3. SDA
  4. SCL
  5. EN
  6. D-
  7. D+
  8. USB1
  9. USB2
  10. NC
  11. NC
  12. NC

Functional Features

  • USB signal switching and routing
  • Support for high-speed USB 2.0 data rates
  • Low power consumption
  • ESD protection for robust operation
  • Integrated pull-up resistors for ease of use

Advantages and Disadvantages

Advantages

  • High-speed USB 2.0 signal switching capability
  • Low power consumption
  • Small package size for easy integration
  • ESD protection for enhanced reliability
  • Integrated pull-up resistors simplify circuit design

Disadvantages

  • Limited to USB 2.0 compatibility
  • Restricted number of channels (2)

Working Principles

PI3USB221AZWEX operates by selectively enabling or disabling the USB signals using control inputs. It utilizes internal switches to route the USB data lines, D+ and D-, to the desired output channels. The integrated pull-up resistors ensure proper signal termination and compliance with USB standards.

Detailed Application Field Plans

PI3USB221AZWEX finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Laptops - Gaming consoles - Portable media players - USB hubs

Its primary role is to facilitate USB signal routing and switching within these devices, allowing for efficient connectivity and data transfer.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to PI3USB221AZWEX are: - PI3USB222AZWEX - PI3USB224AZWEX - PI3USB226AZWEX

These models may have different specifications, pin configurations, or additional features, but they serve the same purpose of USB signal switching and routing.

In conclusion, PI3USB221AZWEX is a USB switch IC that enables efficient USB signal routing and switching in electronic devices. With its high-speed capabilities, low power consumption, and small package size, it offers advantages in terms of performance and integration. However, it is limited to USB 2.0 compatibility and has a restricted number of channels. Its working principle involves selectively enabling or disabling USB signals using internal switches. It finds applications in various electronic devices and has alternative models with similar functionality.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af PI3USB221AZWEX i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of PI3USB221AZWEX in technical solutions:

  1. Q: What is the PI3USB221AZWEX? A: The PI3USB221AZWEX is a USB switch IC designed for high-speed data switching applications.

  2. Q: What are the key features of PI3USB221AZWEX? A: Some key features include low on-resistance, wide voltage range, low power consumption, and ESD protection.

  3. Q: What is the maximum data rate supported by PI3USB221AZWEX? A: The PI3USB221AZWEX supports data rates up to 10 Gbps, making it suitable for high-speed USB applications.

  4. Q: Can PI3USB221AZWEX be used for both USB 2.0 and USB 3.0 applications? A: Yes, the PI3USB221AZWEX is backward compatible with USB 2.0 and can be used in both USB 2.0 and USB 3.0 applications.

  5. Q: How many channels does PI3USB221AZWEX have? A: The PI3USB221AZWEX has two independent channels, allowing for simultaneous switching of multiple USB signals.

  6. Q: What is the operating voltage range of PI3USB221AZWEX? A: The PI3USB221AZWEX operates within a wide voltage range of 1.65V to 5.5V.

  7. Q: Does PI3USB221AZWEX support hot-plugging? A: Yes, the PI3USB221AZWEX supports hot-plugging, allowing for easy connection and disconnection of USB devices.

  8. Q: What is the power consumption of PI3USB221AZWEX? A: The PI3USB221AZWEX has low power consumption, making it suitable for battery-powered devices.

  9. Q: Does PI3USB221AZWEX provide ESD protection? A: Yes, the PI3USB221AZWEX provides ESD protection up to ±8kV (contact discharge) and ±15kV (air discharge).

  10. Q: What are some typical applications of PI3USB221AZWEX? A: Some typical applications include laptops, tablets, smartphones, docking stations, and other USB-enabled devices.

Please note that these answers are general and may vary depending on specific design requirements and application scenarios.