DS1721U

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DS1721U

+Nomenclature

SENSOR DIGITAL -55C-125C 8UMAX

  • FabricantAnalog Equipment GmbH / intégration Maxim

  • Pièce fabricant #DS1721U

  • Fiche technique DS1721U DataSheet

  • En stock7976

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Spécifications

Attribut Valeur
Part Status Active
Sensor Type Digital, Local
Sensing Temperature - Local -55°C ~ 125°C
Output Type I2C
Voltage - Supply 2.7V ~ 5.5V
Resolution 11 b
Features One-Shot, Output Switch, Programmable Limit, Programmable Resolution, Standby Mode
Accuracy - Highest (Lowest) ±1°C (±2°C)
Test Condition -10°C ~ 85°C (-55°C ~ 125°C)
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-uMAX/uSOP
Base Product Number DS1721

Présentation

Description

DS1721U is likely a course code, though specifics can differ between institutions. Typically, a course with such a code would be an introductory class in a particular field, such as Data Science, Computer Science, or another technical discipline, often for undergraduates.
An introductory course like DS1721U would generally cover fundamental concepts and principles pertinent to the field. This might include basic programming skills, data analysis techniques, statistical methods, and possibly an overview of tools and software commonly used in the industry. Students would engage with both theoretical knowledge and practical applications, often through assignments and projects that demonstrate real-world problem-solving skills.
The course would aim to equip students with the foundational skills necessary for more advanced study or entry-level positions in the relevant area. Evaluation might include a combination of exams, projects, and participation. For precise details, it would be best to refer to the specific course syllabus provided by the teaching institution.

Equivalent

The DS1721U is a digital temperature sensor with I2C/SMBus interface. Equivalent products include:
1. LM75 series from Texas Instruments.
2. TMP102 from Texas Instruments.
3. MCP9808 from Microchip Technology.
4. STTS751 from STMicroelectronics.
These alternatives offer similar functionality in terms of digital temperature sensing with I2C interfaces but may vary in terms of accuracy, power consumption, or additional features. Always verify compatibility with your specific application requirements.

Features

The DS1721U is a digital thermometer and thermostat sensor designed for precise temperature measurement and control. Key features include:
1. Temperature Range: Measures temperatures from -55°C to +125°C, making it suitable for a wide range of applications.
2. Accuracy: Offers high accuracy with a typical error margin of ±1°C over a significant portion of its range.
3. Digital Interface: Utilizes an I²C/SMBus-compatible interface for easy integration with microcontrollers and other digital systems.
4. Programmable Resolution: Allows users to select between 9- to 12-bit temperature resolution for a balance between precision and conversion time.
5. Thermostat Functionality: Includes programmable thermostat settings for high and low temperature alarms.
6. Non-Volatile Memory: Stores configuration settings in non-volatile EEPROM, ensuring settings are retained even after power loss.
7. Low Power Consumption: Designed for efficiency, making it suitable for battery-powered applications.
8. Small Package: Available in a compact 8-pin µSOP package, which is ideal for space-constrained applications.
These features make the DS1721U a versatile component for applications requiring reliable and precise temperature monitoring and control.

Pinout

The DS1721U is a digital thermometer and thermostat IC with a 2-wire serial interface. It features an 8-pin configuration. Here is a brief overview of its pin functions:
1. GND (Ground): This pin is used to ground the device.
2. VDD: This pin is the power supply input for the device, typically requiring 2.7V to 5.5V.
3. SDA (Serial Data Line): This bidirectional pin is used for data transfer in the 2-wire I²C communication protocol.
4. SCL (Serial Clock Line): This pin is used to provide the clock signal necessary for I²C communication.
5. T_HIGH (Thermostat High Output): This pin is an open-drain output that goes low when the temperature exceeds the high setpoint.
6. T_LOW (Thermostat Low Output): This pin is an open-drain output that goes low when the temperature falls below the low setpoint.
7. A0: Address input pin used for slave addressing in I²C communication.
8. A1: Address input pin used for slave addressing in I²C communication.
These functionalities enable the DS1721U to serve as a precise temperature monitor with programmable thermostat capabilities.

Manufacturer

The DS1721U is manufactured by Maxim Integrated. Maxim Integrated is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. Based in the United States, the company serves a wide range of industries, including automotive, communications, computing, consumer electronics, and industrial sectors. Their products are used in various applications such as signal processing, power management, and microcontrollers. In 2021, Maxim Integrated was acquired by Analog Devices, another leading company in the semiconductor industry, further broadening their product offerings and market reach.

Application

The DS1721U is a digital temperature sensor commonly used in various applications due to its precision and ease of integration. Key application areas include:
1. Consumer Electronics: For temperature monitoring in devices like laptops and smartphones.
2. HVAC Systems: Ensures optimal temperature control in heating, ventilation, and air conditioning systems.
3. Industrial Automation: Monitors and maintains temperature in manufacturing processes.
4. Medical Devices: Used in equipment that requires precise temperature regulation.
5. Data Centers: Helps in maintaining optimal operating conditions for servers and other critical equipment.
6. Automotive: Monitors engine and cabin temperature to enhance performance and comfort.
These applications benefit from its accuracy, low power consumption, and digital output.

Package

The DS1721U is a digital thermometer and thermostat sensor typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type is compact, making it suitable for surface-mount technology applications, allowing the device to be used in a variety of electronic systems.