DS28EA00U+

The DS28EA00U+ is a 1-Wire digital thermometer and addressable switch device commonly used in temperature sensing applications. It features a unique 64-bit serial number, which allows for multiple devices to share the same 1-Wire bus, making it ideal for use in complex systems requiring multiple sensors. The device operates with a supply voltage range of 3.3V to 5.5V and offers a temperature measurement range from -40°C to +85°C with an accuracy of ±1°C.
The DS28EA00U+ also includes two general-purpose I/O pins, which can be used for additional control functions or to interface with other devices. Its small form factor and low power consumption make it suitable for integration into a wide range of applications, including industrial automation, consumer electronics, and environmental monitoring systems. The 1-Wire communication protocol simplifies connectivity, requiring only a single data line and ground for communication, reducing wiring complexity and costs. Additionally, it supports features like over-temperature alarm signaling, which enhances its utility in temperature-critical applications.

The DS28EA00U+ is a 1-Wire digital thermometer and addressable switch with specific features that make it suitable for a variety of applications. Key features include:
1. 1-Wire Interface: Utilizes a single data line for communication, simplifying connectivity and reducing wiring complexity.
2. Temperature Sensing: Provides accurate temperature measurements with a resolution of 0.5°C over a range from -40°C to +85°C.
3. Unique 64-Bit ROM Code: Ensures a unique address for each device, allowing multiple devices to be connected on the same bus without conflicts.
4. Addressable Switch: Includes a programmable open-drain PIO pin that can be controlled via the 1-Wire interface, enabling it to function as a switch.
5. Compatibility: Works with other 1-Wire devices, making it easy to integrate into existing 1-Wire networks.
6. Low Power Consumption: Designed to operate efficiently with minimal power, making it ideal for battery-powered applications.
These features make the DS28EA00U+ suitable for use in applications such as temperature monitoring, industrial control, and automated systems.

The DS28EA00U+ is packaged in a 6-pin MicroSOP (µSOP) package. This type of packaging is compact, making it suitable for applications where space is limited.

The DS28EA00U+ is a 1-Wire digital thermometer with a unique 64-bit ROM ID and temperature sensor. It is packaged in a 6-pin μSOP (micro Small Outline Package).
Pin Count and Function:
1. DQ (Data Input/Output): This pin is used for 1-Wire communication. It serves as both input and output for data transfer.
2. VDD (Power Supply): This pin supplies power to the device. It can operate on external power or parasitically from the DQ line.
3. GND (Ground): This pin is connected to the ground reference of the circuit.
4. PIOA (Programmable I/O A): A general-purpose input/output pin that can be used to sense or control external devices.
5. PIOB (Programmable I/O B): Another general-purpose input/output pin for additional sensing or control functionality.
6. NC (No Connection): This pin is not connected internally and is typically used for mechanical support or routing convenience.
These functions allow the DS28EA00U+ to perform temperature measurements and 1-Wire communication while also providing I/O capabilities for additional interfacing needs.

The DS28EA00U+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a company that designs, manufactures, and sells analog and mixed-signal integrated circuits for a wide range of industries. These industries include automotive, consumer, industrial, and telecommunications. The company is known for providing solutions that improve power efficiency, battery management, and signal processing. With the acquisition by Analog Devices in 2021, the combined entity has enhanced its capabilities in offering comprehensive solutions across a broader array of applications and technologies.

The DS28EA00U+ is primarily used for digital temperature sensing and identification in various applications. It is commonly utilized in HVAC systems, server farms, and data centers for temperature monitoring. Additionally, it is integrated into asset tracking and inventory management systems due to its unique 1-Wire® serial number feature, which aids in identification and authentication processes. Its compact size and low power consumption make it suitable for use in portable and battery-powered devices as well.

The DS28EA00U+ is a 1-Wire digital thermometer with addressable switches. Equivalent products with similar functionality may include the Maxim Integrated DS18B20, which is also a 1-Wire digital thermometer, and other devices from manufacturers like Dallas Semiconductor or Analog Devices that offer 1-Wire or similar digital temperature sensors. Always check the specific features and electrical characteristics to ensure compatibility with your application.