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MAX7302AEE+T
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MAX7302AEE+T

Product Overview

  • Category: Integrated Circuit
  • Use: GPIO Expander
  • Characteristics: Low-power, I2C Interface, Programmable Interrupt Output
  • Package: 16-pin QSOP
  • Essence: Expandable General-Purpose Input/Output
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: 2.3V to 5.5V
  • Number of I/Os: 28
  • I2C Bus Frequency: 400kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX7302AEE+T features a 16-pin QSOP package with the following pin configuration: 1. SDA (Serial Data) 2. SCL (Serial Clock) 3. INT (Interrupt Output) 4. GND (Ground) 5. P0-P7 (General-Purpose I/O) 6. VCC (Supply Voltage) 7. P8-P15 (General-Purpose I/O)

Functional Features

  • Configurable as Input or Output
  • Programmable Polarity Inversion
  • Software Reset Function
  • Cascadable for Additional I/Os
  • Low Standby Current: 1µA (typ)

Advantages and Disadvantages

Advantages

  • Low Power Consumption
  • Flexible I/O Configuration
  • Programmable Interrupt Output
  • Wide Operating Voltage Range

Disadvantages

  • Limited Number of I/Os
  • Requires External Pull-Up Resistors for I2C Bus

Working Principles

The MAX7302AEE+T operates as a GPIO expander, allowing a microcontroller to increase its available I/O pins. It communicates with the host controller via the I2C interface, providing seamless integration into various embedded systems. The device's low-power design ensures minimal impact on overall system energy consumption.

Detailed Application Field Plans

The MAX7302AEE+T finds applications in diverse fields such as: - Consumer Electronics - Industrial Automation - IoT Devices - Wearable Technology - Automotive Systems

Detailed and Complete Alternative Models

  • MCP23017
  • PCF8574
  • SX1509
  • PCA9555
  • TCA6408A

In conclusion, the MAX7302AEE+T offers a versatile solution for expanding I/O capabilities in embedded systems, with its low-power operation and flexible configuration making it suitable for a wide range of applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX7302AEE+T en soluciones técnicas

  1. What is the MAX7302AEE+T?

    • The MAX7302AEE+T is a serial-interfaced I/O expander with 20 I/O ports.

  2. What is the supply voltage range for MAX7302AEE+T?

    • The supply voltage range for MAX7302AEE+T is 2.3V to 5.5V.

  3. How many I/O ports does MAX7302AEE+T have?

    • MAX7302AEE+T has 20 I/O ports.

  4. What is the maximum frequency of the serial interface for MAX7302AEE+T?

    • The maximum frequency of the serial interface for MAX7302AEE+T is 3.4MHz.

  5. Can MAX7302AEE+T be used in industrial applications?

    • Yes, MAX7302AEE+T can be used in industrial applications due to its wide supply voltage range and robust design.

  6. What are the typical applications of MAX7302AEE+T?

    • Typical applications of MAX7302AEE+T include portable equipment, instrumentation, and industrial control systems.

  7. Does MAX7302AEE+T have any built-in protection features?

    • Yes, MAX7302AEE+T has built-in protection features such as thermal shutdown and overvoltage protection.

  8. What is the package type for MAX7302AEE+T?

    • MAX7302AEE+T is available in a 28-pin QSOP package.

  9. Is there a development kit available for MAX7302AEE+T?

    • Yes, Maxim Integrated provides a development kit for MAX7302AEE+T to aid in evaluation and prototyping.

  10. Can MAX7302AEE+T be cascaded with other devices?

    • Yes, MAX7302AEE+T can be cascaded with other devices to expand the number of I/O ports in the system.