DS1821 -

Manufacturer Part Number

DS1821

Manufacturer

Analog Devices

Introduction

The DS1821 is a digital temperature sensor with a 1-Wire® interface. It measures temperature from -55°C to 125°C with an accuracy of ±1°C. The DS1821 features one-shot temperature conversion, programmable temperature limits, and a standby mode for low-power applications.

Product Features and Performance

Digital temperature sensor with 1-Wire® interface

Temperature measurement range: -55°C to 125°C

Accuracy: ±1°C (0°C to 85°C)

Resolution: 8-bit

One-shot temperature conversion

Programmable temperature limits

Standby mode for low-power operation

Supply voltage: 2.7V to 5.5V

Product Advantages

Accurate and reliable temperature measurement

Wide temperature measurement range

Low power consumption with standby mode

Easy integration with 1-Wire® interface

Key Reasons to Choose This Product

Precise temperature sensing for a variety of applications

Versatile performance with programmable features

Cost-effective solution for temperature monitoring

Proven reliability from a trusted manufacturer

Quality and Safety Features

Robust design for reliable operation

Compliance with relevant safety standards

Compatibility

Compatible with 1-Wire® protocol

Application Areas

Industrial automation

HVAC systems

Consumer electronics

Medical devices

Appliances

Product Lifecycle

The DS1821 is an obsolete product. There are equivalent or alternative models available from Analog Devices, such as the DS18B20 digital thermometer. Customers are advised to contact our website's sales team for more information on compatible and replacement options.