Diodes Incorporated
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PI4ULS3V204LEX
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PI4ULS3V204LEX

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter
  • Characteristics: High-speed, low-voltage level shifting
  • Package: 20-pin QFN (Quad Flat No-Lead)
  • Essence: Translates voltage levels between different logic families
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 1.2V to 3.6V
  • Logic Voltage Levels: 1.2V, 1.8V, 2.5V, 3.3V
  • Data Rate: Up to 100 Mbps
  • Number of Channels: 4
  • Input/Output Compatibility: CMOS, TTL, LVCMOS, LVTTL

Detailed Pin Configuration

The PI4ULS3V204LEX has a total of 20 pins. The pin configuration is as follows:

  1. VCCA - Supply voltage for channel A
  2. GND - Ground
  3. A1 - Channel A input
  4. A2 - Channel A output
  5. B1 - Channel B input
  6. B2 - Channel B output
  7. C1 - Channel C input
  8. C2 - Channel C output
  9. D1 - Channel D input
  10. D2 - Channel D output
  11. OE - Output enable
  12. VCCB - Supply voltage for channel B
  13. VCCC - Supply voltage for channel C
  14. VCCD - Supply voltage for channel D
  15. GND - Ground
  16. NC - No connection
  17. GND - Ground
  18. GND - Ground
  19. GND - Ground
  20. GND - Ground

Functional Features

  • Bi-directional level shifting between different voltage domains
  • Automatic direction sensing for bidirectional data flow
  • Low power consumption
  • ESD protection on all pins
  • High-speed data transmission up to 100 Mbps

Advantages and Disadvantages

Advantages

  • Wide supply voltage range allows compatibility with various logic families
  • Small package size saves board space
  • High-speed data transmission enables fast communication
  • ESD protection ensures robustness against electrostatic discharge

Disadvantages

  • Limited number of channels (4)
  • Not suitable for high-voltage applications

Working Principles

The PI4ULS3V204LEX is a level shifter IC that translates voltage levels between different logic families. It operates by detecting the input voltage level and converting it to the corresponding output voltage level. The automatic direction sensing feature allows bidirectional data flow without the need for additional control signals.

Detailed Application Field Plans

The PI4ULS3V204LEX is commonly used in electronic systems where voltage translation is required. Some application fields include:

  1. Mobile devices: Enables communication between low-voltage components and higher voltage peripherals.
  2. Industrial automation: Facilitates interfacing between different logic families in control systems.
  3. Automotive electronics: Allows integration of various voltage domains in automotive applications.
  4. Consumer electronics: Provides level shifting capabilities for devices with different voltage requirements.

Detailed and Complete Alternative Models

  1. SN74LVC1T45: Single-bit dual-supply bus transceiver
  2. TXB0104: Quad bidirectional voltage-level translator
  3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
  4. BSS138: Logic-level N-channel MOSFET

These alternative models offer similar functionality and can be considered as alternatives to the PI4ULS3V204LEX depending on specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací PI4ULS3V204LEX v technických řešeních

Sure! Here are 10 common questions and answers related to the application of PI4ULS3V204LEX in technical solutions:

  1. Q: What is PI4ULS3V204LEX? A: PI4ULS3V204LEX is a high-speed level shifter IC designed for translating signals between different voltage domains.

  2. Q: What voltage levels can PI4ULS3V204LEX support? A: PI4ULS3V204LEX supports voltage translation between 1.2V, 1.8V, 2.5V, 3.3V, and 5V logic levels.

  3. Q: What are the typical applications of PI4ULS3V204LEX? A: PI4ULS3V204LEX is commonly used in various technical solutions such as IoT devices, industrial automation, consumer electronics, and communication systems.

  4. Q: How many channels does PI4ULS3V204LEX have? A: PI4ULS3V204LEX has four bidirectional channels, allowing for simultaneous translation of multiple signals.

  5. Q: Can PI4ULS3V204LEX handle high-speed data transmission? A: Yes, PI4ULS3V204LEX is designed to support high-speed data rates up to 100 Mbps, making it suitable for many applications.

  6. Q: Does PI4ULS3V204LEX require external components for operation? A: Yes, PI4ULS3V204LEX requires external pull-up resistors and decoupling capacitors for proper functionality.

  7. Q: Is PI4ULS3V204LEX compatible with both CMOS and TTL logic levels? A: Yes, PI4ULS3V204LEX is compatible with both CMOS and TTL logic levels, providing flexibility in various applications.

  8. Q: Can PI4ULS3V204LEX handle bidirectional voltage translation? A: Yes, PI4ULS3V204LEX supports bidirectional voltage translation, allowing for seamless communication between different voltage domains.

  9. Q: What is the operating temperature range of PI4ULS3V204LEX? A: PI4ULS3V204LEX has an extended operating temperature range of -40°C to +85°C, making it suitable for a wide range of environments.

  10. Q: Is PI4ULS3V204LEX available in different package options? A: Yes, PI4ULS3V204LEX is available in various package options, including TSSOP and QFN, providing flexibility for different PCB layouts and designs.

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