MAX31855KASA+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX31855KASA+

Manufacturer

Analog Devices

Introduction

The MAX31855KASA+ is an integrated cold-junction compensated thermocouple-to-digital converter.

Product Features and Performance

Cold-junction compensation

Thermocouple fault detection

14-bit resolution

Simple SPI-compatible serial interface

Supports K-type thermocouples

-40°C to +125°C operating temperature range

Product Advantages

Highly accurate temperature readings

Low power consumption (900 µA supply current)

Space-saving 8-SOIC package

Key Technical Parameters

Input Type: K-type thermocouple

Output Type: Digital

Current - Supply: 900 µA

Operating Temperature: -40°C to +125°C

Resolution: 14-bit

Quality and Safety Features

Built-in fault detection for thermocouple shorts to VCC or GND

Compatibility

Works with K-type thermocouples

Compatible with systems requiring an SPI interface

Application Areas

Industrial temperature monitoring

Consumer electronics

HVAC systems

Thermal management systems

Product Lifecycle

Active product status

Part of MAX31855 series with ongoing support

Key Reasons to Choose This Product

Precision thermocouple-to-digital conversion enhances system accuracy

On-chip cold-junction compensation reduces system complexity

Low power operation suitable for battery-powered devices

Industry-standard SPI interface ensures easy integration into existing platforms

Capable of detecting thermocouple faults, enhancing system reliability