ADT7490ARQZ-R7

Product Overview

Category

ADT7490ARQZ-R7 belongs to the category of integrated circuit (IC) temperature sensors.

Use

It is primarily used for accurately measuring and monitoring temperature in various electronic devices and systems.

Characteristics

• High accuracy temperature sensing
• Wide operating temperature range
• Low power consumption
• Small form factor
• Easy integration into existing circuits

Package

ADT7490ARQZ-R7 comes in a compact and industry-standard package, making it suitable for surface mount technology (SMT) applications.

Essence

The essence of ADT7490ARQZ-R7 lies in its ability to provide precise temperature measurements, enabling efficient thermal management in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

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

Detailed Pin Configuration

The ADT7490ARQZ-R7 has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: Serial data line (I2C)
4. SCL: Serial clock line (I2C)
5. ALERT: Interrupt output
6. ADD0: Address selection bit
7. ADD1: Address selection bit
8. ADD2: Address selection bit

Functional Features

• Accurate temperature measurement
• Programmable temperature limits and hysteresis
• Alert functionality for temperature threshold detection
• Multiple address options for bus compatibility
• Standby mode for power-saving operation

Advantages and Disadvantages

Advantages

• High accuracy temperature sensing
• Wide operating temperature range
• Low power consumption
• Compact form factor
• Easy integration into existing circuits

Disadvantages

• Limited resolution compared to some other temperature sensors
• Higher cost compared to less accurate alternatives

Working Principles

ADT7490ARQZ-R7 utilizes a built-in temperature sensor and an analog-to-digital converter (ADC) to measure the ambient temperature. The digital temperature data is then communicated through the I2C/SMBus interface.

Detailed Application Field Plans

The ADT7490ARQZ-R7 can be applied in various fields, including but not limited to:

1. Consumer electronics: Temperature monitoring in smartphones, tablets, laptops, and gaming consoles.
2. Industrial automation: Thermal management in industrial control systems, motor drives, and power supplies.
3. Automotive: Temperature sensing in automotive electronics, such as engine control units and climate control systems.
4. Medical devices: Precise temperature measurement in medical equipment like blood analyzers and incubators.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ADT7490ARQZ-R7 include:

1. TMP36 - Analog temperature sensor with lower accuracy but lower cost.
2. DS18B20 - Digital temperature sensor with higher resolution and accuracy.
3. LM35 - Analog temperature sensor with higher accuracy but limited temperature range.

These alternative models can be considered based on specific application requirements and budget constraints.

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