Low Power Digital Temperature Sensor
Description
BurrĆBrown Products from Texas Instruments
TMP102
SBOS397 – AUGUST 2007
Low Power Digital Temperature Sensor With SMBus™/Two-Wire Serial Interface in SOT563
FEATURES
• • • TINY SOT563 PACKAGE ACCURACY: 0.
5°C (–25°C to +85°C) LOW QUIESCENT CURRENT: 10μA Active (max) 1μA Shutdown (max) SUPPLY RANGE: 1.
4V to 3.
6V RESOLUTION: 12 Bits DIGITAL OUTPUT: Two-Wire Serial Interface
DESCRIPTION
The TMP102 is a two-wire, serial output temperature sensor available in a tiny SOT563 package.
Requiring no external components, the TMP102 is capable of reading temperatures to a resolution of 0.
0625°C.
The TMP102 features SMBus and two-wire interface compatibility, and allows up to four devices on one bus.
It also features an SMB alert function.
The TMP102 is ideal for extended temperature measurement in a variety of communication, computer, consumer, environmental, industrial, and instrumentation applications.
The device is specified for operation over a temperature range of –40°C to +125°C.
Temperature 1 Diode Temp.
Sensor Control Logic 6
• • • • • • • • • • • •
APPLICATIONS
PORTABLE AND BATTERY-POWERED 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
SCL
SDA
GND
2
DS A/D Converter
Serial Interface
5
V+
ALERT
3
OSC
Config.
and Temp.
Register
4
ADD0
TMP102
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.
SMBus is a trademark of Intel, Inc.
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas Instruments standard war...
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