Diode

Temp.

Sensor

DS

A/D

Converter

OSC

Control

Logic

Serial

Interface

Config.

andTemp.

Register

Temperature

SCL

1

3

6

4

ALERT

SDA

GND

2

5

V+

ADD0

TMP102

www.ti.com

SBOS397C – AUGUST 2007 – REVISED OCTOBER 2012

Low Power Digital Temperature Sensor

With SMBus™/Two-Wire Serial Interface in SOT563

Check for Samples: TMP102

1

FEATURES

DESCRIPTION

The TMP102 is a two-wire, serial output temperature

23

•

TINY SOT563 PACKAGE

sensor available in a tiny SOT563 package. Requiring

•

ACCURACY: 0.5°C (–25°C to +85°C)

no external components, the TMP102 is capable of

•

LOW QUIESCENT CURRENT:

reading temperatures to a resolution of 0.0625°C.

10

μA Active (max)

The TMP102 features SMBus and two-wire interface

1

μA Shutdown (max)

compatibility, and allows up to four devices on one

•

SUPPLY RANGE: 1.4V to 3.6V

bus. It also features an SMB alert function.

•

RESOLUTION: 12 Bits

The TMP102 is ideal for extended temperature

•

DIGITAL OUTPUT: Two-Wire Serial Interface

measurement

in

a

variety

of

communication,

computer, consumer, environmental, industrial, and

instrumentation applications. The device is specified

APPLICATIONS

for operation over a temperature range of –40°C to

•

PORTABLE AND BATTERY-POWERED

+125°C.

APPLICATIONS

•

POWER-SUPPLY TEMPERATURE

MONITORING

•

COMPUTER PERIPHERAL THERMAL

PROTECTION

•

NOTEBOOK COMPUTERS

•

BATTERY MANAGEMENT

•

OFFICE MACHINES

•

THERMOSTAT CONTROLS

•

ELECTROMECHANICAL DEVICE

TEMPERATURES

•

GENERAL TEMPERATURE MEASUREMENTS:

Industrial Controls

Test Equipment

Medical Instrumentations

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

SMBus is a trademark of Intel, Inc.

3

All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2007–2012, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.