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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
What is the MAX7302AEE+T?
- The MAX7302AEE+T is a serial-interfaced I/O expander with 20 I/O ports.
What is the supply voltage range for MAX7302AEE+T?
- The supply voltage range for MAX7302AEE+T is 2.3V to 5.5V.
How many I/O ports does MAX7302AEE+T have?
- MAX7302AEE+T has 20 I/O ports.
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.
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.
What are the typical applications of MAX7302AEE+T?
- Typical applications of MAX7302AEE+T include portable equipment, instrumentation, and industrial control systems.
Does MAX7302AEE+T have any built-in protection features?
- Yes, MAX7302AEE+T has built-in protection features such as thermal shutdown and overvoltage protection.
What is the package type for MAX7302AEE+T?
- MAX7302AEE+T is available in a 28-pin QSOP package.
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.
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.