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LM95231 - TruTherm Precision Dual Remote Diode Temperature Sensor

Datasheet Summary

Description

The LM95231 is a precision dual remote diode temperature sensor (RDTS) that uses National’s TruTherm technology.

The 2-wire serial interface of the LM95231 is compatible with SMBus 2.0.

Features

  • n Accurately senses die temperature of remote ICs or diode junctions n Uses TruTherm technology for precision “thermal diode” temperature measurement n Thermal diode input stage with analog filtering n Thermal diode digital filtering n Pentium 4 90nm or 2N3904 non-ideality selection n Remote diode fault detection n On-board local temperature sensing j Supply Voltage j Supply Current TA=0˚C to 85˚C ± 3.0 ˚C (max) 3.0 V to 3.6 V 2 mA (typ).

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Datasheet Details

Part number LM95231
Manufacturer National Semiconductor
File Size 515.38 KB
Description TruTherm Precision Dual Remote Diode Temperature Sensor
Datasheet download datasheet LM95231 Datasheet
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www.DataSheet4U.com LM95231 TruTherm Precision Dual Remote Diode Temperature Sensor with SMBus Interface ADVANCE INFORMATION February 2005 LM95231 TruTherm™ Precision Dual Remote Diode Temperature Sensor with SMBus Interface General Description The LM95231 is a precision dual remote diode temperature sensor (RDTS) that uses National’s TruTherm technology. The 2-wire serial interface of the LM95231 is compatible with SMBus 2.0. The LM95231 can sense three temperature zones, it can measure the temperature of its own die as well as two diode connected transistors. The LM95231 includes digital filtering and an advanced input stage that includes analog filtering and TruTherm technology that reduces nonideality processor to processor spread.
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