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PI3USB14QEX

PI3USB14QEX

Product Overview

Category: Integrated Circuit (IC)

Use: PI3USB14QEX is a USB switch designed for high-speed data transmission and power delivery in various electronic devices. It enables the sharing of USB ports between multiple devices, providing flexibility and convenience.

Characteristics: - High-speed data transmission - Power delivery capability - Compact package size - Low power consumption - Easy integration into existing designs

Package: The PI3USB14QEX is available in a small form factor package, such as QFN (Quad Flat No-leads) or TSSOP (Thin Shrink Small Outline Package), which allows for space-efficient placement on circuit boards.

Essence: The essence of PI3USB14QEX lies in its ability to efficiently manage USB connectivity and power distribution in electronic devices, ensuring seamless data transfer and power delivery.

Packaging/Quantity: The PI3USB14QEX is typically sold in reels or trays, with quantities varying depending on the manufacturer and distributor.

Specifications

  • Number of Channels: 4
  • Maximum Data Rate: 10 Gbps
  • Supply Voltage Range: 2.7V - 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: QFN-20, TSSOP-20

Detailed Pin Configuration

The PI3USB14QEX features a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

  1. VBUS1: USB Power Input Channel 1
  2. D1+: USB Data+ Channel 1
  3. D1-: USB Data- Channel 1
  4. GND1: Ground Channel 1
  5. VBUS2: USB Power Input Channel 2
  6. D2+: USB Data+ Channel 2
  7. D2-: USB Data- Channel 2
  8. GND2: Ground Channel 2
  9. VBUS3: USB Power Input Channel 3
  10. D3+: USB Data+ Channel 3
  11. D3-: USB Data- Channel 3
  12. GND3: Ground Channel 3
  13. VBUS4: USB Power Input Channel 4
  14. D4+: USB Data+ Channel 4
  15. D4-: USB Data- Channel 4
  16. GND4: Ground Channel 4
  17. EN: Enable Pin
  18. SEL1: Channel Selection Pin 1
  19. SEL2: Channel Selection Pin 2
  20. GND: Ground

Functional Features

  • High-speed data transmission: PI3USB14QEX supports USB 3.2 Gen 2x1, allowing for fast and reliable data transfer between devices.
  • Power delivery capability: The switch can handle power delivery up to a certain limit, enabling charging and powering of connected devices.
  • Channel selection: The device offers the flexibility to select the desired channel for data transmission or power delivery.
  • Low power consumption: PI3USB14QEX is designed to minimize power consumption, ensuring efficient operation and extended battery life in portable devices.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Power delivery support - Compact package size for space-constrained designs - Easy integration into existing circuits - Low power consumption

Disadvantages: - Limited number of channels (4) - May require additional components for full USB functionality in complex systems

Working Principles

The PI3USB14QEX operates as a multiplexer/demultiplexer, allowing multiple USB devices to share a single USB port. It uses internal switches to route the USB data lines and power lines between the connected devices and the host system. The channel selection pins (SEL1 and SEL2) control the switching of data and power lines, enabling communication with the desired device.

Detailed Application Field Plans

The PI3USB14QEX finds applications in various electronic devices that require USB connectivity and power delivery. Some potential application fields include:

  1. Mobile devices: Smartphones, tablets, and portable media players can benefit from the switch's ability to share USB ports and provide power to connected peripherals.
  2. Laptops and desktops: The switch can be used in docking stations or USB hubs to expand the number of available USB ports and manage power distribution.
  3. Gaming consoles: PI3USB14QEX can facilitate USB connections for gaming controllers, external storage devices, and other peripherals.
  4. Automotive systems: The switch can be integrated into infotainment systems, allowing for USB connectivity and charging options for passengers.

Detailed and Complete Alternative Models

  1. PI3USB12LEX: Similar to PI3USB14QEX but with 2 channels instead of 4.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af PI3USB14QEX i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of PI3USB14QEX in technical solutions:

  1. Q: What is PI3USB14QEX? A: PI3USB14QEX is a USB switch IC (Integrated Circuit) designed for high-speed data switching applications.

  2. Q: What are the key features of PI3USB14QEX? A: The key features of PI3USB14QEX include low on-resistance, high bandwidth, low power consumption, and compatibility with various USB specifications.

  3. Q: What is the typical application of PI3USB14QEX? A: PI3USB14QEX is commonly used in devices that require USB port sharing or USB signal multiplexing, such as laptops, tablets, docking stations, and USB hubs.

  4. Q: How many USB ports can PI3USB14QEX support? A: PI3USB14QEX can support up to four USB ports, allowing multiple devices to be connected and switched between.

  5. Q: Can PI3USB14QEX handle high-speed USB data signals? A: Yes, PI3USB14QEX is designed to handle high-speed USB 3.0 and USB 2.0 data signals, ensuring reliable and fast data transmission.

  6. Q: Does PI3USB14QEX require external power supply? A: No, PI3USB14QEX is powered directly from the USB bus, eliminating the need for an external power supply.

  7. Q: Is PI3USB14QEX compatible with different operating systems? A: Yes, PI3USB14QEX is compatible with various operating systems, including Windows, macOS, Linux, and Android.

  8. Q: Can PI3USB14QEX support hot-plugging of USB devices? A: Yes, PI3USB14QEX supports hot-plugging, allowing USB devices to be connected or disconnected while the system is powered on.

  9. Q: Does PI3USB14QEX provide any protection features? A: Yes, PI3USB14QEX includes built-in ESD (Electrostatic Discharge) protection to safeguard connected devices from voltage spikes and surges.

  10. Q: Are there any evaluation boards or reference designs available for PI3USB14QEX? A: Yes, the manufacturer provides evaluation boards and reference designs to help developers quickly prototype and integrate PI3USB14QEX into their applications.

Please note that these answers are general and may vary depending on specific implementation requirements.