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±1°C Remote and Local Temperature Sensor in SOT23-8 (Rev. B)
Texas Instruments
Description
The TMP421, TMP422, and TMP423 are remote temperature sensor monitors with a built-in local tdeiomdpee-rcaotnunreecsteednsotrra. nTshisetorresmoatree tetymppicearallyturelowse-cnossotr, NPN- or PNP-type transistors or diodes that are an integral part of microcontrollers, microprocessors, or FPGAs. Remote accuracy is ±1°C for multiple IC mtwaon-wufiarectusreerrias,l inwteitrhfacneoacccaelipbtrsatSioMnBunseewdreitde. bTyhtee, read byte, send byte, and receive byte commands to configure the device. The TMP421, TMP422, and TMP423 include series resistance cancellation, porgrammable non-ideality factor, wide remote temperature measurment range (up to +150°C), and diode fault detection. The TMP421, TMP422, and TMP423 are all available in a SOT23-8 package.
Features
SOT23-8 PACKAGE±1°C REMOTE DIODE SENSOR (MAX)±1.5°C LOCAL TEMPERATURE SENSOR (MAX)SERIES RESISTANCE CANCELLATIONn-FACTOR CORRECTIONTWO-WIRE/SMBus™ SERIAL INTERFACEMULTIPLE INTERFACE ADDRESSESDIODE FAULT DETECTIONRoHS COMPLIANT AND NO Sb/BrAPPLICATIONSPROCESSOR/FPGATEMPERATURE MONITORINGLCD/DLP®/LCOS PROJECTORSSERVERSCENTRAL OFFICE TELECOM EQUIPMENTSTORAGE AREA NETWORKS (SAN) DLP is a registered trademark of Texas Instruments. SMBus is a trademark of Intel Corporation. All other trademarks are the property of their respective owners.
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