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MAX6642ATT94+
Introduction
The MAX6642ATT94+ is a temperature sensor belonging to the category of integrated circuits (ICs). This device is commonly used for monitoring and controlling temperature in various electronic systems. The MAX6642ATT94+ possesses unique characteristics, comes in a specific package, and has distinct advantages and disadvantages.
Basic Information Overview
- Category: Integrated Circuits (ICs)
- Use: Temperature sensing and control
- Characteristics: High accuracy, digital output, small form factor
- Package: 8-pin Thin QFN
- Essence: Accurate temperature measurement and monitoring
- Packaging/Quantity: Tape & Reel (2500 units)
Specifications
- Temperature Range: -55°C to +125°C
- Accuracy: ±1°C (typical) from +60°C to +100°C
- Supply Voltage: 3.0V to 3.6V
- Output Interface: I2C-compatible, SMBus-compatible
Detailed Pin Configuration
- GND
- SDA
- SCL
- ALERT
- VDD
- NC
- NC
- GND
Functional Features
- Digital temperature sensing
- Programmable overtemperature and undertemperature limits
- SMBus alert function
- Low operating current
Advantages and Disadvantages
Advantages
- High accuracy
- Small form factor
- Digital output for easy interfacing
- Low power consumption
Disadvantages
- Limited temperature range compared to some alternatives
- Requires careful PCB layout for optimal performance
Working Principles
The MAX6642ATT94+ operates by utilizing an internal temperature-sensing diode to measure the ambient temperature. It then converts this analog signal to a digital value using an internal ADC. The digital temperature value can be accessed through the I2C/SMBus interface, allowing for easy integration into various systems.
Detailed Application Field Plans
The MAX6642ATT94+ finds applications in a wide range of fields, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Aerospace and defense
Detailed and Complete Alternative Models
Some alternative models to the MAX6642ATT94+ include: - LM75A: A digital temperature sensor with similar accuracy and interface options - TMP117: Offers extended temperature range and higher accuracy - MCP9808: Provides high precision and additional alert features
In conclusion, the MAX6642ATT94+ is a versatile temperature sensor suitable for various applications, offering high accuracy and digital output in a compact package.
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What is the MAX6642ATT94+?
- The MAX6642ATT94+ is a temperature sensor and fan-speed controller designed for use in desktop and notebook computers.
How does the MAX6642ATT94+ measure temperature?
- It uses an internal temperature sensor to measure the temperature of the device it is monitoring.
What is the operating voltage range of the MAX6642ATT94+?
- The operating voltage range is typically 3.0V to 5.5V.
Can the MAX6642ATT94+ control multiple fans?
- Yes, it can control up to two fans using its dual PWM outputs.
What is the accuracy of the temperature measurement with MAX6642ATT94+?
- The accuracy is typically ±1°C.
Does the MAX6642ATT94+ have any built-in fault detection features?
- Yes, it has built-in overtemperature and undertemperature alarms.
Is the MAX6642ATT94+ suitable for automotive applications?
- No, it is not recommended for automotive applications due to its operating temperature range.
Can the MAX6642ATT94+ be used in industrial control systems?
- Yes, it can be used in industrial control systems where precise temperature monitoring and fan speed control are required.
What is the package type of the MAX6642ATT94+?
- It comes in a 10-pin thin QFN package.
Where can I find the detailed datasheet for the MAX6642ATT94+?
- The detailed datasheet can be found on the manufacturer's website or through authorized distributors.