BurrĆBrown Products from Texas Instruments
TMP421 TMP422
SBOS398A – JULY 2007 – REVISED SEPTEMBER 2007
±1°C Remote and Local TEMPERATURE SENSOR in SOT23-8
1
FEATURES
SOT23-8 PACKAGE ±1°C REMOTE DIODE SENSOR (MAX) ±1.
5°C LOCAL TEMPERATURE SENSOR (MAX) SERIES RESISTANCE CANCELLATION n-FACTOR CORRECTION TWO-WIRE/SMBus™ SERIAL INTERFACE MULTIPLE INTERFACE ADDRESSES DIODE FAULT DETECTION RoHS COMPLIANT AND NO Sb/Br
DESCRIPTION
The TMP421 and TMP422 are remote temperature sensor monitors with a built-in local temperature sensor.
The remote temperature sensor diode-connected
transistors are typically low-cost,
NPN- or
PNP-type
transistors or diodes that are an integral part of microcontrollers,...