ADT7490ARQZ-REEL

Product Overview

Category

The ADT7490ARQZ-REEL belongs to the category of integrated circuit (IC) temperature sensors.

Use

This product is primarily used for accurately measuring temperature in various electronic devices and systems.

Characteristics

• High precision: The ADT7490ARQZ-REEL offers exceptional temperature measurement accuracy.
• Digital output: It provides a digital output interface, making it easy to integrate into digital systems.
• Low power consumption: This sensor operates with low power requirements, making it suitable for battery-powered applications.
• Wide temperature range: It can measure temperatures over a wide range, making it versatile for different environments.

Package

The ADT7490ARQZ-REEL comes in a small form factor package, which facilitates its integration into compact electronic designs.

Essence

The essence of this product lies in its ability to provide accurate temperature measurements in a digital format, enabling efficient monitoring and control of temperature-sensitive systems.

Packaging/Quantity

The ADT7490ARQZ-REEL is typically packaged in reels, containing a specific quantity of sensors per reel. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Temperature Range: -40°C to +125°C
• Resolution: 0.0625°C
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C/SMBus
• Accuracy: ±1°C (maximum)

Detailed Pin Configuration

The ADT7490ARQZ-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 for temperature threshold detection
6. ADDR: Address selection pin for I2C communication

Functional Features

• Temperature Measurement: The ADT7490ARQZ-REEL accurately measures temperature using an internal sensor.
• Digital Interface: It provides a digital interface (I2C/SMBus) for easy integration with microcontrollers and other digital devices.
• Temperature Threshold Detection: The sensor can detect temperature thresholds and generate an interrupt signal (ALERT pin) for temperature monitoring applications.

Advantages and Disadvantages

Advantages

• High accuracy ensures precise temperature measurements.
• Digital output simplifies integration into digital systems.
• Low power consumption extends battery life in portable applications.
• Wide temperature range makes it suitable for various environments.

Disadvantages

• Limited to I2C/SMBus interface, may not be compatible with all systems.
• Accuracy is subject to certain tolerances, which may affect critical applications requiring extremely precise measurements.

Working Principles

The ADT7490ARQZ-REEL operates based on the principles of temperature-dependent voltage changes. Its internal sensor converts temperature variations into electrical signals, which are then processed and converted into digital values. These digital values can be read and utilized by connected systems for temperature monitoring and control purposes.

Detailed Application Field Plans

The ADT7490ARQZ-REEL finds applications in various fields, including but not limited to:

1. Consumer Electronics: Temperature monitoring in smartphones, laptops, and gaming consoles.
2. Industrial Automation: Control and monitoring of temperature-sensitive processes in manufacturing plants.
3. HVAC Systems: Temperature regulation in heating, ventilation, and air conditioning systems.
4. Medical Devices: Precise temperature measurement in medical equipment and patient monitoring systems.
5. Automotive: Monitoring temperature in engine management systems, climate control, and battery management.

Detailed and Complete Alternative Models

1. TMP36: Analog temperature sensor with a voltage output.
2. DS18B20: Digital temperature sensor with a unique 1-Wire interface.
3. LM35: Analog temperature sensor with a linear voltage output proportional to temperature.

These alternative models offer similar functionality and can be considered as substitutes for the ADT7490ARQZ-REEL, depending on specific application requirements.

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