LM77CIMX-5/NOPB

Introduction

The LM77CIMX-5/NOPB is a temperature sensor belonging to the category of integrated circuit (IC) sensors. This device is widely used in various electronic applications for accurate temperature measurement and monitoring. The LM77CIMX-5/NOPB offers distinctive characteristics, packaging, and functional features that make it suitable for diverse industrial and consumer electronics applications.

Basic Information Overview

• Category: Integrated Circuit (IC) Sensor
• Use: Temperature measurement and monitoring
• Characteristics: High accuracy, digital output, low power consumption
• Package: Small outline package (SOIC), 8-pin
• Essence: Precision temperature sensing
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Temperature Range: -55°C to +125°C
• Accuracy: ±1°C (max) from -10°C to +85°C
• Supply Voltage: 2.7V to 5.5V
• Output Interface: I2C/SMBus compatible
• Resolution: 9 to 12 bits
• Power Consumption: 250µA (typical)

Detailed Pin Configuration

The LM77CIMX-5/NOPB features an 8-pin small outline package (SOIC) with the following pin configuration: 1. VCC: Power supply input 2. GND: Ground 3. SDA: Serial data input/output 4. SCL: Serial clock input 5. OS/ALERT: Overtemperature shutdown/alert output 6. A0: Address input 7. A1: Address input 8. NC: No connect

Functional Features

• Digital Output: Provides temperature data through an I2C/SMBus interface
• Low Power Consumption: Suitable for battery-powered applications
• Overtemperature Shutdown/Alert: Ensures system safety in high-temperature conditions
• Addressable: Multiple LM77CIMX-5/NOPB devices can be connected to a single bus

Advantages and Disadvantages

Advantages

• High accuracy over a wide temperature range
• Low power consumption for energy-efficient operation
• Digital output simplifies interfacing with microcontrollers
• Compact SOIC package for space-constrained designs

Disadvantages

• Limited resolution compared to some higher-end temperature sensors
• Requires I2C/SMBus interface support in the host system

Working Principles

The LM77CIMX-5/NOPB operates based on the principles of analog temperature sensing and digital signal processing. It uses an internal temperature sensor to measure the ambient temperature and converts the analog signal to a digital format. The digital temperature data is then made available through the I2C/SMBus interface for further processing by the host system.

Detailed Application Field Plans

The LM77CIMX-5/NOPB finds extensive application in various fields, including: - Consumer Electronics: Smartphones, tablets, laptops - Industrial Automation: Process control, environmental monitoring - Automotive: Climate control systems, battery management - Medical Devices: Patient monitoring, temperature-sensitive equipment

Detailed and Complete Alternative Models

Some alternative models to the LM77CIMX-5/NOPB include: - TMP117: High-accuracy digital temperature sensor with I2C interface - DS18B20: Programmable resolution digital temperature sensor with 1-Wire interface - MCP9808: Low-power, high-accuracy temperature sensor with I2C interface

In conclusion, the LM77CIMX-5/NOPB is a versatile temperature sensor with precise measurement capabilities, making it suitable for a wide range of applications across different industries.

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