MAX31820 Datasheet - Maxim Integrated

1-Wire Ambient Temperature Sensor

MAX31820 Features

* Unique 1-Wire Interface Requires Only One Port Pin for Communication

* Each Device has a Unique 64-Bit Serial Code Stored in On-Board ROM

* Multidrop Capability Simplifies Distributed Temperature-Sensing Applications

* Requires No External Components

* Can Be Powered from Data

MAX31820 General Description

The MAX31820 ambient temperature sensor provides 9-bit to 12-bit Celsius temperature measurements with ±0.5°C accuracy over a +10°C to +45°C temperature range. Over its entire -55°C to +125°C operating range, the device has ±2.0°C accuracy. The device communicates over a 1-Wire® bus that, by definit.

MAX31820 Datasheet (925.87 KB)