LM89-1CIMMX

Product Overview

LM89-1CIMMX is a temperature sensor belonging to the LM89 series of integrated circuits. It falls under the category of analog temperature sensors and is commonly used for monitoring and controlling temperature in various electronic devices. The LM89-1CIMMX is known for its high accuracy, low power consumption, and small package size. It is typically available in a small outline integrated circuit (SOIC) package and is designed to provide precise temperature measurements for a wide range of applications.

Basic Information

• Category: Analog Temperature Sensor
• Use: Monitoring and controlling temperature in electronic devices
• Characteristics: High accuracy, low power consumption, small package size
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Precise temperature measurement
• Packaging/Quantity: Typically sold in reels containing multiple units

Specifications

The LM89-1CIMMX features a temperature measurement range of -55°C to +125°C with an accuracy of ±1°C. It operates with a supply voltage ranging from 2.7V to 5.5V and consumes minimal power, making it suitable for battery-powered applications. The sensor communicates with the host system through an I2C interface, providing digital temperature readings for easy integration into various electronic designs.

Detailed Pin Configuration

The LM89-1CIMMX has a standard SOIC package with eight pins. The pin configuration is as follows: 1. VDD – Power supply input 2. GND – Ground connection 3. SDA – I2C data line 4. SCL – I2C clock line 5. ALERT – Temperature alert output 6. OS – Overtemperature shutdown input 7. A0 – Address input 8. NC – No connect

Functional Features

The LM89-1CIMMX offers the following functional features: - Accurate temperature sensing over a wide range - Low power consumption for energy-efficient operation - Digital output for easy interfacing with microcontrollers - Temperature alert output for system monitoring - Overtemperature shutdown input for added protection

Advantages and Disadvantages

Advantages

• High accuracy temperature measurements
• Low power consumption
• Compact package size
• Digital output for easy integration

Disadvantages

• Limited temperature range compared to some other sensors
• Requires external components for full functionality

Working Principles

The LM89-1CIMMX utilizes a solid-state temperature sensor to measure the ambient temperature. The sensor converts the temperature into a proportional voltage, which is then digitized and transmitted via the I2C interface. The device also includes features such as temperature alert and overtemperature shutdown to enhance system reliability and safety.

Detailed Application Field Plans

The LM89-1CIMMX is widely used in various applications, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - HVAC (Heating, Ventilation, and Air Conditioning)

Detailed and Complete Alternative Models

For those seeking alternative temperature sensors, the following models can be considered: - LM75: Digital temperature sensor with I2C interface - TMP36: Analog temperature sensor with wide temperature range - DS18B20: Digital temperature sensor with one-wire interface

In conclusion, the LM89-1CIMMX is a versatile temperature sensor that offers high accuracy, low power consumption, and digital output, making it suitable for a wide range of electronic applications.

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