LM94 Datasheet TruTherm Hardware Monitor

Manufacturer: National Semiconductor (now Texas Instruments)

LM94 trutherm hardware monitor by National Semiconductor (now Texas Instruments) - Datasheet Preview

Datasheet Details

Part number	LM94
Manufacturer	National Semiconductor (now Texas Instruments)
File Size	736.39 KB
Description	TruTherm Hardware Monitor
Datasheet	LM94 Datasheet

General Description

The LM94 hardware monitor has a two wire digital interface compatible with SMBus 2.0.

Using a Σ∆ ADC, the LM94 measures the temperature of four remote diode connected transistors as well as its own die and 16 power supply voltages.

The LM94 has new TruTherm technology that supports precision thermal diode measurements of processors on sub-micron processes.

Overview

April 2006 www.DataSheet4U.com LM94 TruTherm™ Hardware Monitor with PI Loop Fan Control for Server Management LM94 TruTherm™ Hardware Monitor with PI Loop Fan Control for Server Management 1.

Key Features

n n n n n n n n n n n n 8-bit Σ∆ ADC Monitors 16 power supplies Monitors 4 remote thermal diodes and 2 LM60 New TruTherm technology support for precision thermal diode measurements Internal ambient temperature sensing Programmable autonomous fan control based on temperature readings with fan boost support Fan boost support on tachometer limit error event Fan control based on 13-step lookup table or PI Control Loop or combination of both PI fan control loop supports Tcontrol Temperature reading d.

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