LM87CIMT - Texas Instruments

Manufacturer Part Number

LM87CIMT

Manufacturer

Texas Instruments

Introduction

The LM87CIMT is a hardware monitor component focused on thermal management within the Power Management Integrated Circuits (PMIC) category, designed for monitoring temperature, voltage, and fan speed across computer systems.

Product Features and Performance

Supports both internal and external temperature sensing

Incorporates ADC (Sigma Delta), Comparator, and a fan speed counter

Feature Register Bank for customizable settings

Provides 2-wire serial interface, compatible with I2C/SMBus for easy integration

Operates within a wide temperature range from -40°C to 125°C

Supplied with a voltage range of 2.8V to 3.8V for flexibility in various applications

Designed for surface mount applications, facilitating compact system designs

Product Advantages

Offers dual-mode temperature sensing for increased system safety and reliability

High accuracy in temperature readings: ±3°C (Local, Typical), ±4°C (Remote, Maximum)

Integrated fan control functionality enabling better thermal management

Simplified system monitoring with serial interface connectivity

Key Technical Parameters

Sensing Temperature: -40°C ~ 125°C

Accuracy: ±3°C Local(Typ), ±4°C Remote(Max)

Voltage Supply: 2.8V ~ 3.8V

Output Type: 2-Wire Serial, I2C/SMBUS

Mounting Type: Surface Mount

Package / Case: 24-TSSOP

Quality and Safety Features

Rigorous testing to ensure reliability across its operating temperature range

Built to meet industry standards for electrical and thermal management components

Compatibility

Interfaceable with most microcontrollers through I2C/SMBus

Compatible with systems requiring active thermal management

Application Areas

Primarily used in computer systems for CPU and system thermal monitoring

Suitable for industrial applications where temperature monitoring is crucial

Product Lifecycle

Marked as "Not For New Designs," indicating it may be nearing discontinuation

Users should enquire about replacements or upgrades for future designs

Several Key Reasons to Choose This Product

High precision in temperature measurements ensures system stability and safety

Integrated fan speed control allows for dynamic thermal management

Wide operating temperature and voltage range make it suitable for diverse applications

Compact 24-TSSOP packaging enables easier integration into system designs

Part of Texas Instruments' reputable portfolio of power management solutions