The TMP451AIDQFR is a digital temperature sensor IC (Integrated Circuit) manufactured by Texas Instruments. Here's some information about this particular device:
1. Temperature Sensing: The TMP451AIDQFR is a high-accuracy digital temperature sensor with a built-in temperature-to-digital converter. It provides accurate temperature measurements with a resolution of up to 0.0625°C.
2. Interface: The IC communicates with a microcontroller or host system using the I2C (I2C-bus) interface. This allows for easy integration and control of the temperature sensing functionality.
3. Temperature Range: The TMP451AIDQFR operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for a variety of temperature sensing applications.
4. Alert Function: The IC includes programmable temperature threshold registers and an interrupt output pin, allowing for temperature-based alert functionality. It can generate an interrupt signal to the microcontroller when the measured temperature exceeds a programmed threshold.
5. Power Supply and Low-Power Mode: The TMP451AIDQFR operates from a single power supply voltage ranging from 2.7V to 5.5V. It also features a low-power standby mode for power-saving applications.
6. Package Type: The "DQFR" in the part number refers to the package type, which is a small outline VSSOP (VSOP-8) package. The VSSOP package offers a compact form factor and efficient heat dissipation.
The TMP451AIDQFR is commonly used in various temperature monitoring and control applications, such as industrial control systems, power management, environmental monitoring, and thermal management of electronic devices. It provides accurate and reliable temperature measurements with digital output for easy integration into digital systems. For detailed information on pin configurations, electrical characteristics, and application guidelines, it is recommended to refer to the datasheet provided by Texas Instruments.
