TMP102 Digital Temperature Sensor Hookup Guide

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Contributors: Alex the Giant
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Introduction

The TMP102 is an easy-to-use digital temperature sensor from Texas Instruments. While some temperature sensors use an analog voltage to represent the temperature, the TMP102 uses the I2C bus of the Arduino to communicate the temperature.

SparkFun Digital Temperature Sensor Breakout - TMP102

SparkFun Digital Temperature Sensor Breakout - TMP102

SEN-13314
$4.95
6

Required Materials

To follow along with this hookup guide, you will need the following:

Suggested Reading

Before getting started, you may find the following links useful:

Pull-up Resistors

A quick introduction to pull-up resistors - whey they're important, and how/when to use them.

Installing an Arduino Library

How do I install a custom Arduino library? It's easy! This tutorial will go over how to install an Arduino library using the Arduino Library Manager. For libraries not linked with the Arduino IDE, we will also go over manually installing an Arduino library.

How to Use a Breadboard

Welcome to the wonderful world of breadboards. Here we will learn what a breadboard is and how to use one to build your very first circuit.

Logic Levels

Learn the difference between 3.3V and 5V devices and logic levels.

I2C

An introduction to I2C, one of the main embedded communications protocols in use today.

Temperature Sensor Comparison

A comparison of analog and digital temperature sensors. Which is better?