MAX7301ATL+T

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MAX7301ATL+T

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IC I/O EXPANDER SPI 28B 40TQFN

  • FabricanteAnalog Devices Inc./Maxim Integrated

  • Peça do Fabricante #MAX7301ATL+T

  • Pacote TQFN-40

  • Em Estoque3041

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
NumberofI/O 28
Interface SPI
InterruptOutput Yes
OutputType Push-Pull
Current-OutputSource/Sink 4.5mA, 10mA
ClockFrequency 26 MHz
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 40-WFQFN Exposed Pad

Visão Geral

Description

The MAX7301ATL+T is a versatile I2C-interfaced I/O expander from Maxim Integrated (now part of Analog Devices). It's designed to enhance microcontroller applications by providing additional I/O ports. This device features 20 push-pull I/O ports, each configurable as an input or output, suitable for interfacing with various peripherals and sensors.
Key features include:
- I2C Interface: Supports standard, fast, and high-speed modes for flexible communication with a host microcontroller.
- GPIO Expansion: Offers a substantial increase in I/O capability, simplifying complex designs.
- Configurable Ports: Each I/O can be individually configured, offering support for diverse applications.
- Low Power Consumption: Ideal for battery-powered and energy-efficient systems.
- Compact Package: Available in a small TQFN package, saving board space.
The MAX7301ATL+T is suitable for applications in consumer electronics, industrial control, and any system requiring additional programmable I/O without increasing the microcontroller footprint. Its robust design and ease of integration make it a popular choice for developers seeking efficient GPIO expansion solutions.

Equivalent

The MAX7301ATL+T is a 4-wire-interfaced, 28-port digital I/O expander. Equivalent products include the MCP23S17 by Microchip, PCF8575 by NXP, and TCA9535 by Texas Instruments. These alternatives offer similar I/O expansion capabilities but may vary in interface type (I²C or SPI), voltage levels, and package options. Always verify specific requirements such as communication protocol, port count, and voltage compatibility when selecting an equivalent.

Features

The MAX7301ATL+T is a versatile I/O expander designed for microcontroller-based systems requiring additional I/O ports. It operates on a serial interface and supports SPI-compatible communication. Key features include:
1. Port Expansion: Offers 20 I/O ports that can be configured individually as inputs or outputs, enhancing hardware flexibility.
2. Programmable I/O: Each port can be programmed for specific functions, suitable for custom requirements.
3. High-Speed Interface: Supports up to 26Mbps SPI communication, ensuring fast data transfer.
4. Interrupt Functionality: Equipped with maskable interrupt outputs, enabling responsive system designs.
5. Wide Supply Range: Operates from 2.25V to 3.6V, accommodating a range of application voltages.
6. Low Power Consumption: Features low standby current, beneficial for power-sensitive applications.
7. Compact Package: Available in a TQFN package, optimizing space in compact designs.
These features make the MAX7301ATL+T suitable for applications requiring efficient control of multiple I/O functions, especially in embedded systems and consumer electronics.

Pinout

The MAX7301ATL+T is a general-purpose input/output (GPIO) expansion device. It is typically used to increase the number of I/O ports available to a microcontroller. The device operates via an SPI-compatible interface and can be configured to provide additional digital I/O ports.
The MAX7301 comes in a TQFN (Thin Quad Flat No-lead) package with a pin count of 24. Key functions of this device include:
1. GPIO Expansion: It offers 20 I/O ports which can be individually configured as inputs or outputs.
2. SPI Interface: It communicates with the host microcontroller through a Serial Peripheral Interface (SPI), making it easy to integrate with various systems.
3. Port Configuration: Each port can be set to logic high, logic low, open-drain output, or high-impedance input.
4. Interrupt Capability: It supports interrupt generation for input state changes, facilitating efficient monitoring of I/O states.
5. Low Power Consumption: It is designed for low-power operation, making it suitable for battery-powered applications.
This combination of features makes the MAX7301ATL+T a versatile choice for expanding I/O capabilities in embedded systems.

Manufacturer

The MAX7301ATL+T is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company known for designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These products are used in various applications across industries such as communications, automotive, industrial, consumer electronics, and healthcare. The company is recognized for its expertise in high-performance signal processing solutions and has a strong presence in the technology and semiconductor sectors.

Application

The MAX7301ATL+T is a versatile I/O expander designed for applications requiring additional GPIO pins. It is commonly used in:
1. Embedded Systems: Enhancing microcontroller and microprocessor I/O capabilities.
2. Consumer Electronics: Managing interfaces for buttons, LEDs, and sensors.
3. Industrial Automation: Extending I/O ports in control systems and data acquisition.
4. Networking Equipment: Controlling status indicators and configuring hardware options.
5. Automotive: Expanding I/O for dashboard controls and infotainment systems.
The device supports I²C-compatible serial interfaces, making it suitable for a wide range of applications requiring reliable and scalable I/O expansion.

Package

The MAX7301ATL+T is a digital I/O expander with an I2C interface. The package type for this component is TQFN (Thin Quad Flat No-leads), specifically in a 6mm x 6mm, 40-pin configuration. The "+T" indicates that the product is supplied in a tape-and-reel format for automated assembly processes.

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