The DS1822Z+T&R is a precision digital thermometer from Maxim Integrated, designed to provide accurate temperature readings with a digital signal output. This versatile sensor is a part of Maxim's renowned 1-Wire® digital temperature sensor family and is widely used in a variety of applications ranging from industrial systems to consumer electronics.

Key Features

• Accuracy: The DS1822Z+T&R offers a temperature accuracy of ±0.5°C from -10°C to +85°C, ensuring precise readings for critical applications.
• Wide Temperature Range: This sensor can measure temperatures from -55°C to +125°C, making it suitable for environments with extreme temperature variations.
• 1-Wire Interface: The device utilizes the 1-Wire protocol, which enables communication with a microcontroller using a single data line plus ground, minimizing the number of pins required for operation.
• Programmable Resolution: Users can configure the resolution of the DS1822Z+T&R to be 9, 10, 11, or 12 bits, allowing a trade-off between conversion time and measurement precision.
• Alarm Function: Built-in alarm functionality with user-definable upper and lower trigger points adds to the versatility of the device.

Applications

The DS1822Z+T&R is ideal for a range of applications, including:

• Environmental controls
• Building automation
• Industrial systems
• Consumer products
• Thermostatic controls
• Data logging

Package and Supply

The DS1822Z+T&R is available in a convenient surface-mount package, specifically in a tape and reel (T&R) format, which is suitable for automated assembly processes. It operates on a supply voltage range of 3.0V to 5.5V, making it compatible with most logic levels and power supplies used in electronic devices.

Conclusion

Maxim Integrated's DS1822Z+T&R digital thermometer is a reliable and efficient solution for temperature monitoring and control. Its high accuracy, wide operating range, and flexible 1-Wire interface make it an excellent choice for designers and engineers looking for a temperature sensing solution that is easy to integrate and provides dependable performance.