CAT5221YI-00-T2

Memory Type:	Non-Volatile
Base Part Number:	CAT5221
Supplier Device Package:	20-TSSOP
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	80
Temperature Coefficient (Typ):	±300 ppm/°C
Tolerance:	±20%
Features:	Selectable Address
Voltage - Supply:	2.5 V ~ 6 V
Series:	--
Interface:	I²C
Resistance (Ohms):	100k
Number of Taps:	64
Number of Circuits:	2
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Data Acquisition - Digital Potentiometers

Digital potentiometers (also known as digi-pots) are electronic components used to sense and control electrical signals by varying resistance over a range of values. They are particularly useful for applications such as controlling the balance of speakers in a home stereo system, adjusting gain of amplifier circuit, changing data rate of an ADC, and so on. The CAT5221YI-00-T2 digital potentiometer is one such device. In this article, we will discuss its application field and working principle.

Application Field

The CAT5221YI-00-T2 digital potentiometer is suitable for use in a variety of applications. It has a low temperature coefficient of variation, which makes it useful for applications including motor control systems, current sensing, and temperature and pressure measurement. It is also ideal for maintaining brightness and contrast of displays, as well as providing sensitivity adjustments in a wide range of applications.

Working Principle

The CAT5221YI-00-T2 digital potentiometer works by using a resistive element as a voltage divider to control the output voltage. The output voltage of the device can be adjusted over a range of 0 to 5V by varying the resistance value of the divider. This is done by adjusting the resistance to different levels, using two control inputs. The output voltage of the device can be read using an external A/D converter.

Conclusion

The CAT5221YI-00-T2 digital potentiometer is a highly useful and versatile device that can be used in a wide range of applications. It is ideal for use in motor control systems, current sensing, temperature and pressure measurement, and so on. The device is designed to provide variable control over a range of 0 to 5V by varying the resistance level of a resistive element. This is done by changing the resistance value of the divider, using two control inputs. Furthermore, the output voltage of the device can be read using an external A/D converter.

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