X9221AUSIZT1 Integrated Circuits (ICs)

Voltage - Supply:	5V
Features:	Selectable Address
Tolerance:	±20%
Temperature Coefficient (Typ):	±300 ppm/°C
Resistance - Wiper (Ohms) (Typ):	40
Operating Temperature:	-40°C ~ 85°C
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC
Base Part Number:	X9221A
Series:	XDCP™
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Taper:	Linear
Configuration:	Potentiometer
Number of Circuits:	2
Number of Taps:	64
Resistance (Ohms):	50k
Interface:	I²C
Memory Type:	Non-Volatile

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Data acquisition is a complex scientific task that involves analyzing and collecting data in order to gain insight on any given situation. Digital potentiometers have become an important factor for data acquisition as they can effectively measure resistances as small as micro-ohms and as large as megaohms. The X9221AUSIZT1 is one such digital potentiometer, which provides accurate and quick measurements in a range between 0.1 Ω to 100k Ω.The X9221AUSIZT1 is a compact and surface mountable device that has integrated 16-bit resolution and high-speed sampling rate. It has a very low power consumption and is based on Sigma-Delta design using a hall effect sensing structure. This digital potentiometer is capable of providing highly accurate measurements for both single-ended voltage sources and symmetrical bridge circuits. This device has a maximum rated power dissipation of 500 mW and is able to operate over a wide temperature range from -40°C to +125°C. The device also offers full over-temperature protection.The X9221AUSIZT1 is largely used in any digital data acquisition system, such as automated factories and production lines, digital control systems and testing instruments. Its main application fields are electrical engineering, and research and development. Its working principle is based on the sensing of electrical resistance by a film of metal, and the output of an analog signal on the resistance. The X9221AUSIZT1 converts this analog signal into a digital output with highly accurate 16-bit resolution.The device has a very fast sampling rate of up to 48 kHz, making it well suited for industrial applications. Its measurements are highly accurate over a large resistance range of 0.1 Ω to 100k Ω. The device also features thermal and overload protection as well as open circuit monitoring. Furthermore, it is able to operate over a wide temperature range from -40°C to +125°C.The 24-bit reference voltage sources on the X9221AUSIZT1 help to provide accurate measurements. This device also has the ability to self-calibrate during either on-time or off-time operation for enhanced accuracy over time. Its small size and low-power consumption make it an ideal choice for many industrial applications.Overall, the X9221AUSIZT1 is a digital potentiometer that is ideal for many data acquisition applications. It offers excellent accuracy, wide temperature range, low power consumption and a fast sampling rate. Its 24-bit internal reference voltage sources provide accuracy even over a large range of resistances. This device is perfect for any industrial application that requires precise measurements.

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