MAX31865ATP+T

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MAX31865ATP+T

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IC RTD TO DIGITAL CONVERT 20TQFN

  • FabricanteAnalog Devices Inc./Maxim Integrated

  • Peça do Fabricante #MAX31865ATP+T

  • Pacote TQFN-20

  • Em Estoque4905

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Temp Monitoring System (Sensor)
SensorType External
Accuracy ±0.5°C(Max)
Topology ADC (Sigma Delta), Comparator, Register Bank
OutputType SPI
OutputAlarm No
OutputFan No
Voltage-Supply 3V ~ 3.6V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 20-WQFN Exposed Pad

Visão Geral

Description

The MAX31865ATP+T is a sophisticated analog-to-digital converter designed to interface with resistance temperature detectors (RTDs) such as Pt100 and Pt1000 sensors. It serves to accurately measure temperature by converting the resistance value from the RTD into a digital signal. The device offers precise temperature measurement by incorporating features like automatic fault detection, which includes checks for open and short circuits.
The MAX31865ATP+T can operate in both 2-wire and 4-wire configurations, optimizing flexibility and accuracy in different applications. It uses a SPI-compatible interface for communication, making it easy to integrate into a variety of microcontroller systems. The device operates with a supply voltage of 3.3V to 5V and supports an operating temperature range suitable for most industrial and consumer applications.
Additional features include adjustable RTD parameters, internal filtering for noise reduction, and low power consumption, making it ideal for battery-powered devices. These attributes make the MAX31865ATP+T a reliable choice for precise temperature monitoring in various applications, from industrial automation to consumer electronics.

Equivalent

The MAX31865ATP+T chip is a RTD-to-digital converter for platinum resistance temperature detectors (RTDs). Equivalent products include the Texas Instruments' ADS1220, Analog Devices' AD7124-4, and the Microchip MCP3551. These alternatives offer similar functionalities for temperature measurement applications with RTDs. When selecting a replacement, consider factors like resolution, accuracy, and interface compatibility to ensure they meet your specific requirements.

Features

The MAX31865ATP+T is a precision RTD-to-digital converter that simplifies the process of interfacing with resistance temperature detectors (RTDs). Key features include:
1. RTD Compatibility: Supports 2-wire, 3-wire, and 4-wire RTDs, offering flexibility for various applications.
2. High Accuracy: Provides high-accuracy temperature measurements with a precision ADC.
3. Temperature Range: Broad operating temperature range suitable for diverse environments.
4. Fault Detection: Equipped with fault detection circuitry to alert users of problems such as open or shorted RTDs.
5. Programmability: Features programmable options for different RTD types and measurement resolutions.
6. Power Management: Low-power operation with modes to enhance battery life in portable applications.
7. Digital Interface: Communicates through an SPI interface for easy integration with microcontrollers.
8. Compact Package: Available in a compact package, making it suitable for space-constrained applications.
These features make the MAX31865ATP+T well-suited for industrial, scientific, and consumer applications where precise temperature measurement is critical.

Pinout

The MAX31865ATP+T is a precision RTD-to-digital converter designed for measuring resistance temperature detectors (RTDs) like PT100 and PT1000. It is typically used for temperature sensing applications. The MAX31865 comes in a 20-pin TQFN package.
Key functions include:
1. Conversion of RTD resistance to digital output.
2. Provides fault detection for open and shorted RTD conditions.
3. Supports 2-wire, 3-wire, and 4-wire RTD configurations.
4. Features a precision delta-sigma ADC for accurate measurements.
5. Includes a reference resistor to optimize for a wide range of RTD types.
The device interfaces with a microcontroller via an SPI-compatible interface, making it easy to integrate into various systems for precise temperature measurement.

Manufacturer

The MAX31865ATP+T is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits used in electronic equipment. The company provides solutions that serve a wide range of industries including automotive, communication, consumer, industrial, and healthcare. Analog Devices is known for its innovation and leadership in high-performance analog technology.

Application

The MAX31865ATP+T is a precision RTD-to-digital converter used to interface with resistance temperature detectors (RTDs). Key application areas include:
1. Industrial Automation: Monitoring and controlling processes that require precise temperature measurements.
2. HVAC Systems: Ensuring efficient operation by accurately tracking environmental temperatures.
3. Consumer Appliances: Used in smart ovens, refrigerators, and other appliances for better temperature control.
4. Medical Devices: Maintaining critical temperature settings in diagnostic and therapeutic equipment.
5. Automotive Systems: Monitoring engine and cabin temperatures for improved performance and safety.
6. Energy Sector: Temperature monitoring in power plants and renewable energy systems.
These applications benefit from the high accuracy and reliability offered by the MAX31865ATP+T in temperature sensing.

Package

The MAX31865ATP+T is available in a 20-pin TQFN (Thin Quad Flat No-Lead) package.

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