Diodes Incorporated
Dibe ku wêne temsîl be.
Ji bo hûrguliyên hilberê li taybetmendiyan binêre.
PI4IOE5V9570UEX
Binêre Detail DataSheets

PI4IOE5V9570UEX

Product Overview

  • Category: Integrated Circuit
  • Use: IO Expander
  • Characteristics: High-speed, low-voltage, bidirectional voltage-level translation
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Expands the number of available input/output pins on a microcontroller or other digital device
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Operating Voltage: 1.65V to 5.5V
  • Number of I/O Pins: 16
  • I/O Voltage Level Translation: 1.2V to 5.5V
  • Maximum Frequency: 400 MHz
  • Interface Protocol: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The PI4IOE5V9570UEX 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 (I2C)
  4. SCL - Serial Clock Line (I2C) 5-20. GPIO0-GPIO15 - General-purpose Input/Output pins
  5. INT - Interrupt output
  6. OE - Output Enable
  7. A0 - Address bit 0
  8. A1 - Address bit 1

Functional Features

  • Bidirectional voltage-level translation between low-voltage and high-voltage domains
  • Supports I2C interface for communication with the host microcontroller
  • Configurable interrupt output for efficient event-driven processing
  • Low power consumption in standby mode
  • ESD protection on all pins

Advantages and Disadvantages

Advantages: - Enables expansion of I/O capabilities without requiring additional microcontroller pins - Wide operating voltage range allows compatibility with various systems - High-speed operation supports fast data transfer - Small package size saves board space

Disadvantages: - Limited number of I/O pins (16 in this case) - Requires I2C interface support on the host microcontroller

Working Principles

The PI4IOE5V9570UEX operates as an I/O expander by translating voltage levels between a low-voltage domain (1.2V to 5.5V) and a high-voltage domain (1.65V to 5.5V). It communicates with the host microcontroller using the I2C protocol, allowing for bidirectional data transfer.

The device can be configured to operate in different modes, such as input, output, or a combination of both, on each individual I/O pin. It also provides an interrupt output that can be used to notify the microcontroller of specific events, reducing the need for continuous polling.

Detailed Application Field Plans

The PI4IOE5V9570UEX is widely used in various applications where there is a need for expanding the number of available I/O pins. Some common application fields include:

  1. Internet of Things (IoT) devices
  2. Industrial automation systems
  3. Consumer electronics
  4. Automotive electronics
  5. Medical devices

Detailed and Complete Alternative Models

  • PCA9538: 8-bit I/O expander with I2C interface
  • MCP23017: 16-bit I/O expander with I2C interface
  • SX1509: 16-channel GPIO expander with I2C interface

These alternative models offer similar functionality and can be considered based on specific requirements and system constraints.

Word count: 346 words

10 pirs û bersivên hevpar ên têkildarî sepana PI4IOE5V9570UEX di çareseriyên teknîkî de navnîş bikin

Sure! Here are 10 common questions and answers related to the application of PI4IOE5V9570UEX in technical solutions:

  1. Q: What is the PI4IOE5V9570UEX? A: The PI4IOE5V9570UEX is a versatile I/O expander that allows for easy expansion of GPIO pins in various technical solutions.

  2. Q: How many GPIO pins does the PI4IOE5V9570UEX provide? A: The PI4IOE5V9570UEX provides 16 GPIO pins, which can be configured as inputs or outputs.

  3. Q: Can the PI4IOE5V9570UEX work with both 3.3V and 5V systems? A: Yes, the PI4IOE5V9570UEX is compatible with both 3.3V and 5V systems, making it suitable for a wide range of applications.

  4. Q: How do I communicate with the PI4IOE5V9570UEX? A: The PI4IOE5V9570UEX communicates using the I2C protocol, allowing for easy integration with microcontrollers and other devices.

  5. Q: Can I use multiple PI4IOE5V9570UEX devices in my project? A: Yes, you can use multiple PI4IOE5V9570UEX devices by assigning unique I2C addresses to each device.

  6. Q: What is the maximum current that can be sourced/sunk by each GPIO pin? A: Each GPIO pin on the PI4IOE5V9570UEX can source/sink up to 25mA of current.

  7. Q: Can I configure the GPIO pins as interrupts? A: Yes, the PI4IOE5V9570UEX supports interrupt functionality on its GPIO pins, allowing for efficient event-driven designs.

  8. Q: Is there any built-in protection for the GPIO pins? A: Yes, the PI4IOE5V9570UEX provides built-in ESD protection on its GPIO pins, ensuring robustness against electrostatic discharge.

  9. Q: Can I control the GPIO pins individually or in groups? A: The PI4IOE5V9570UEX allows for individual control of each GPIO pin or simultaneous control of multiple pins using the I2C interface.

  10. Q: Are there any development resources available for the PI4IOE5V9570UEX? A: Yes, you can find datasheets, application notes, and example code on the manufacturer's website, providing guidance for integrating the PI4IOE5V9570UEX into your technical solutions.

I hope these questions and answers help! Let me know if you have any more queries.