ADT7421ARZ-REEL

Product Overview

Category

The ADT7421ARZ-REEL belongs to the category of temperature sensors.

Use

This product is used for accurately measuring temperature in various applications.

Characteristics

• High accuracy and precision
• Digital output interface
• Wide temperature range
• Low power consumption

Package

The ADT7421ARZ-REEL comes in a small surface-mount package.

Essence

The essence of this product lies in its ability to provide accurate temperature measurements with high resolution.

Packaging/Quantity

The ADT7421ARZ-REEL is typically packaged in reels, containing a specific quantity of sensors per reel.

Specifications

• Temperature Range: -40°C to +125°C
• Resolution: 16 bits
• Accuracy: ±0.25°C
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C

Detailed Pin Configuration

The ADT7421ARZ-REEL has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground connection
3. SDA: Serial data line for I2C communication
4. SCL: Serial clock line for I2C communication
5. ALERT: Interrupt output pin
6. ADDR: Address selection pin

Functional Features

• High-resolution temperature measurement
• Configurable interrupt functionality
• Programmable temperature thresholds
• One-shot and continuous conversion modes
• Non-volatile memory for storing user-defined settings

Advantages and Disadvantages

Advantages

• High accuracy and precision
• Wide temperature range
• Low power consumption
• Compact package size
• Configurable interrupt functionality

Disadvantages

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

Working Principles

The ADT7421ARZ-REEL utilizes a temperature sensor based on the principle of resistance measurement. It converts the measured resistance into a digital value using an analog-to-digital converter (ADC). The digital temperature data is then communicated through the I2C interface.

Detailed Application Field Plans

The ADT7421ARZ-REEL can be used in various applications, including:

1. Industrial temperature monitoring systems
2. HVAC (Heating, Ventilation, and Air Conditioning) systems
3. Medical equipment
4. Automotive climate control systems
5. Consumer electronics

Detailed and Complete Alternative Models

1. TMP36 - Analog temperature sensor with lower accuracy but simpler interface.
2. DS18B20 - Digital temperature sensor with higher accuracy and waterproof package.
3. LM35 - Analog temperature sensor with higher accuracy and wider temperature range.

These alternative models offer different features and specifications, providing options for various application requirements.

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