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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