MCP9804-E/MC

Product Overview

• Category: Temperature Sensor
• Use: The MCP9804-E/MC is a digital temperature sensor with I2C interface, designed for high accuracy and low power consumption.
• Characteristics: It features a wide temperature measurement range, high accuracy, and small package size.
• Package: The MCP9804-E/MC comes in a small 8-pin MSOP package.
• Essence: This sensor provides precise temperature measurements for various applications.
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier.

Specifications

• Temperature Range: -40°C to +125°C
• Accuracy: ±0.25°C (typical) from -40°C to +125°C
• Resolution: Configurable from 9 to 12 bits
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C

Detailed Pin Configuration

The MCP9804-E/MC has the following pin configuration: 1. VDD - Power supply input 2. SDA - I2C data line 3. SCL - I2C clock line 4. A0 - Address selection bit 5. A1 - Address selection bit 6. Alert - Open-drain output 7. GND - Ground 8. T_CRIT - Critical temperature output

Functional Features

• High Accuracy: Provides precise temperature measurements with ±0.25°C typical accuracy.
• Low Power Consumption: Suitable for battery-powered applications.
• I2C Interface: Allows for easy integration with microcontrollers and other devices.
• Programmable Resolution: Offers flexibility in balancing resolution and speed.

Advantages and Disadvantages

Advantages

• Wide temperature range
• Small package size
• Low power consumption
• High accuracy

Disadvantages

• Limited to I2C interface
• May require external pull-up resistors for I2C communication

Working Principles

The MCP9804-E/MC utilizes an internal temperature sensor and analog-to-digital converter to accurately measure the ambient temperature. It communicates the temperature data over the I2C interface, allowing for seamless integration into various systems.

Detailed Application Field Plans

The MCP9804-E/MC is suitable for a wide range of applications including: - Environmental monitoring systems - Industrial automation - Consumer electronics - Medical devices - Automotive systems

Detailed and Complete Alternative Models

• TMP102: Another digital temperature sensor with I2C interface, offering similar accuracy and features.
• DS18B20: A digital temperature sensor with a 1-wire interface, suitable for applications requiring long-distance communication.

In conclusion, the MCP9804-E/MC is a versatile and accurate temperature sensor suitable for various applications, offering high precision and low power consumption.

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