ADT7460ARQ-REEL

Product Overview

Category

The ADT7460ARQ-REEL belongs to the category of integrated circuits (ICs) specifically designed for temperature monitoring and control applications.

Use

This product is primarily used in electronic systems where accurate temperature sensing and regulation are crucial, such as computer motherboards, industrial equipment, and automotive applications.

Characteristics

• Temperature range: The ADT7460ARQ-REEL can measure temperatures ranging from -40°C to +125°C.
• High accuracy: It provides precise temperature measurements with a resolution of 0.0625°C.
• Digital output: The IC communicates temperature data digitally using the I2C interface.
• Low power consumption: The ADT7460ARQ-REEL operates on low power, making it suitable for battery-powered devices.
• Small package size: It comes in a compact QFN package, allowing for space-efficient integration into various electronic systems.

Package and Quantity

The ADT7460ARQ-REEL is packaged in a 16-pin QFN package. It is typically sold in reels containing a specific quantity, usually around 250 or 1000 units per reel.

Specifications

• Supply voltage: 2.7V to 5.5V
• Temperature resolution: 0.0625°C
• Temperature accuracy: ±1°C (typical)
• Operating current: 200µA (typical)
• I2C interface: Supports standard and fast mode (up to 400kHz)

Pin Configuration

The ADT7460ARQ-REEL has a total of 16 pins, each serving a specific function. Here is the detailed pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
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. THERM: Analog temperature output
7. NC: No connection
8. NC: No connection
9. NC: No connection
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

The ADT7460ARQ-REEL offers several functional features that make it a reliable choice for temperature monitoring and control:

1. Temperature measurement: It accurately measures the ambient temperature using an internal sensor.
2. Temperature threshold detection: The IC can be programmed to generate an interrupt when the temperature exceeds a predefined threshold.
3. Digital communication: The I2C interface allows easy integration with microcontrollers and other digital devices.
4. Low power consumption: The IC operates on low power, minimizing energy consumption in battery-powered applications.
5. High accuracy: With a resolution of 0.0625°C, the ADT7460ARQ-REEL provides precise temperature readings.

Advantages and Disadvantages

Advantages

• Accurate temperature measurements
• Compact package size for space-constrained designs
• Low power consumption
• Easy integration with digital systems
• Wide temperature range

Disadvantages

• Limited analog temperature output options
• Relatively higher cost compared to some alternative models

Working Principles

The ADT7460ARQ-REEL utilizes an internal temperature sensor to measure the ambient temperature. It converts the analog temperature reading into a digital format and communicates it through the I2C interface. The IC also includes circuitry for temperature threshold detection, allowing for temperature-based control actions.

Detailed Application Field Plans

The ADT7460ARQ-REEL finds applications in various fields, including:

1. Computer motherboards: It enables accurate temperature monitoring and control to prevent overheating and ensure system stability.
2. Industrial equipment: The IC helps maintain optimal operating temperatures in machinery, preventing damage due to excessive heat.
3. Automotive systems: It is used for temperature monitoring in engine control units, climate control systems, and battery management systems.

Detailed Alternative Models

While the ADT7460ARQ-REEL offers excellent performance, there are alternative models available in the market that cater to different requirements. Some notable alternatives include:

1. LM35: A popular analog temperature sensor with a wide temperature range and simple interface.
2. DS18B20: A digital temperature sensor with a unique one-wire interface and high accuracy.
3. TMP36: An analog temperature sensor known for its low cost and ease of use.

These alternative models provide different features and specifications, allowing users to choose the most suitable option for their specific application needs.

In conclusion, the ADT7460ARQ-REEL is an integrated circuit designed for temperature monitoring