Diodes Incorporated
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PI4IOE5V96224ZLEX
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PI4IOE5V96224ZLEX

Product Overview

  • Category: Integrated Circuit
  • Use: I/O Expander
  • Characteristics: High voltage, low power, 24-bit I/O expander
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Expand the number of input/output pins in a microcontroller system
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 1.65V to 5.5V
  • Number of I/Os: 24
  • I/O Voltage Levels: 1.8V to 5.5V
  • Maximum Output Current: ±4mA
  • Operating Temperature Range: -40°C to +85°C
  • Communication Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The PI4IOE5V96224ZLEX has a total of 24 pins. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. GND - Ground
  3. SDA - Serial Data Line for I2C communication
  4. SCL - Serial Clock Line for I2C communication
  5. INT - Interrupt output pin
  6. RESET - Reset input pin
  7. IO0 to IO23 - General-purpose I/O pins

Functional Features

  • High-voltage tolerant I/Os: Allows interfacing with devices operating at higher voltages than the microcontroller
  • Low power consumption: Ideal for battery-powered applications
  • Interrupt capability: Provides efficient event-driven operation
  • Software programmable I/O configuration: Flexibility in configuring each I/O pin as input or output
  • Internal pull-up resistors: Simplifies connection to external devices

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various microcontrollers - High-voltage tolerance enables interfacing with a wide range of devices - Low power consumption extends battery life in portable applications - Interrupt capability enhances system responsiveness - Flexible I/O configuration provides versatility

Disadvantages: - Limited number of I/O pins (24 in this case) - Requires I2C communication interface support from the microcontroller

Working Principles

The PI4IOE5V96224ZLEX is an I/O expander that utilizes the I2C communication protocol to interface with a microcontroller. It acts as an intermediary between the microcontroller and external devices, expanding the number of available I/O pins. The device can be programmed through the I2C bus to configure each pin as input or output, set pull-up resistors, and enable interrupt functionality. When an event occurs on any of the input pins, an interrupt signal is generated, allowing the microcontroller to respond promptly.

Detailed Application Field Plans

The PI4IOE5V96224ZLEX finds applications in various fields, including:

  1. Industrial automation: Provides additional I/Os for controlling sensors, actuators, and other peripheral devices.
  2. Home automation: Enables connectivity with multiple sensors, switches, and displays in smart home systems.
  3. Automotive electronics: Facilitates the integration of additional functionalities in vehicles, such as lighting controls and sensor inputs.
  4. Internet of Things (IoT): Supports the expansion of I/O capabilities in IoT devices, allowing seamless connectivity with diverse sensors and actuators.
  5. Consumer electronics: Enhances the functionality of devices like smartphones, tablets, and gaming consoles by providing extra I/Os for peripherals.

Detailed and Complete Alternative Models

  1. PCA9538: 8-bit I/O expander with I2C interface
  2. MCP23017: 16-bit I/O expander with I2C/SPI interface
  3. MAX7313: 16-bit I/O expander with I2C interface and PWM outputs
  4. TCA9539: 16-bit I/O expander with I2C interface and interrupt functionality

These alternative models offer different combinations of I/O count, communication interfaces, and additional features to suit specific application requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق PI4IOE5V96224ZLEX في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of PI4IOE5V96224ZLEX in technical solutions:

  1. Q: What is PI4IOE5V96224ZLEX? A: PI4IOE5V96224ZLEX is a versatile I/O expander that provides additional GPIO pins for microcontrollers or other digital devices.

  2. Q: How many GPIO pins does PI4IOE5V96224ZLEX offer? A: PI4IOE5V96224ZLEX offers 24 general-purpose input/output (GPIO) pins.

  3. Q: Can PI4IOE5V96224ZLEX operate at different voltage levels? A: Yes, PI4IOE5V96224ZLEX supports both 3.3V and 5V logic levels, making it compatible with a wide range of microcontrollers.

  4. Q: How can I communicate with PI4IOE5V96224ZLEX? A: PI4IOE5V96224ZLEX uses the I2C communication protocol, allowing you to control and read the status of its GPIO pins using only two wires.

  5. Q: Can I use multiple PI4IOE5V96224ZLEX devices in my project? A: Yes, you can connect multiple PI4IOE5V96224ZLEX devices on the same I2C bus by assigning unique addresses to each device.

  6. Q: What is the maximum current that PI4IOE5V96224ZLEX can source/sink per GPIO pin? A: Each GPIO pin of PI4IOE5V96224ZLEX can source/sink up to 25mA of current.

  7. Q: Does PI4IOE5V96224ZLEX have built-in pull-up or pull-down resistors? A: Yes, PI4IOE5V96224ZLEX has programmable internal pull-up or pull-down resistors for each GPIO pin.

  8. Q: Can I configure the GPIO pins of PI4IOE5V96224ZLEX as inputs or outputs individually? A: Yes, you can configure each GPIO pin of PI4IOE5V96224ZLEX as either an input or an output independently.

  9. Q: Does PI4IOE5V96224ZLEX have any interrupt capabilities? A: Yes, PI4IOE5V96224ZLEX supports interrupt generation on selected GPIO pins, allowing your microcontroller to be notified of specific events.

  10. Q: Are there any software libraries available for PI4IOE5V96224ZLEX? A: Yes, many microcontroller platforms have libraries or drivers available that simplify the integration of PI4IOE5V96224ZLEX into your project.