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MAX6649MUA+TG65
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MAX6649MUA+TG65

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Temperature Sensor
  • Characteristics: High accuracy, digital output, small package size
  • Package: 8-pin µMAX
  • Essence: Monitors and reports the temperature of a system
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Temperature Range: -55°C to +125°C
  • Accuracy: ±1°C (typical) from +60°C to +100°C
  • Supply Voltage: 3.0V to 5.5V
  • Output: Digital, I2C-compatible interface
  • Resolution: 11 bits

Detailed Pin Configuration

  1. GND
  2. SDA
  3. SCL
  4. ALERT
  5. VDD
  6. T_CRIT
  7. OS
  8. GND

Functional Features

  • Digital temperature sensing
  • Programmable overtemperature threshold
  • SMBus/I2C-compatible interface
  • Low supply current

Advantages and Disadvantages

Advantages

  • High accuracy
  • Small package size
  • Wide temperature range

Disadvantages

  • Limited resolution compared to some alternatives
  • Requires careful PCB layout for accurate readings

Working Principles

The MAX6649MUA+TG65 is a digital temperature sensor that uses an internal bandgap temperature sensor and sigma-delta A-to-D conversion technique to accurately measure temperature. It communicates with the host system via an I2C-compatible interface, allowing for easy integration into various applications.

Detailed Application Field Plans

The MAX6649MUA+TG65 is suitable for a wide range of applications including: - Computer systems - Industrial equipment - Automotive systems - Consumer electronics - Medical devices

Detailed and Complete Alternative Models

Some alternative models to the MAX6649MUA+TG65 include: - LM75A: Digital temperature sensor with higher resolution - TMP117: High-accuracy digital temperature sensor with I2C interface - DS18B20: Programmable resolution digital thermometer

This completes the entry for MAX6649MUA+TG65 in the English editing encyclopedia format.

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem MAX6649MUA+TG65 w rozwiązaniach technicznych

  1. What is the MAX6649MUA+TG65?

    • The MAX6649MUA+TG65 is a temperature sensor and fan-speed controller designed for use in desktop computers.

  2. How does the MAX6649MUA+TG65 measure temperature?

    • It uses an internal temperature sensor to measure the temperature of the device it is monitoring.

  3. What is the operating voltage range of the MAX6649MUA+TG65?

    • The operating voltage range is typically between 3.0V and 5.5V.

  4. Can the MAX6649MUA+TG65 control multiple fans?

    • Yes, it can control up to two fans using pulse-width modulation (PWM) signals.

  5. What is the accuracy of the temperature measurement with MAX6649MUA+TG65?

    • The accuracy is typically within ±1°C.

  6. Does the MAX6649MUA+TG65 have any built-in fault detection features?

    • Yes, it has built-in over-temperature and under-temperature alarms.

  7. Is the MAX6649MUA+TG65 suitable for automotive applications?

    • No, it is specifically designed for desktop computer applications.

  8. Can the MAX6649MUA+TG65 be used with any microcontroller?

    • Yes, it communicates via an I2C interface, making it compatible with many microcontrollers.

  9. What is the typical power consumption of the MAX6649MUA+TG65?

    • The typical power consumption is very low, usually around 200µA.

  10. Is the MAX6649MUA+TG65 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.