ISL23328WFRUZ-TK

Memory Type:	Volatile
Base Part Number:	ISL23328
Supplier Device Package:	16-UTQFN (2.6x1.8)
Package / Case:	16-UFQFN
Operating Temperature:	-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ):	70
Temperature Coefficient (Typ):	125 ppm/°C
Tolerance:	±20%
Features:	Selectable Address
Voltage - Supply:	1.2 V ~ 5.5 V, 1.7 V ~ 5.5 V
Series:	XDCP™
Interface:	I²C
Resistance (Ohms):	10k
Number of Taps:	128
Number of Circuits:	2
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Data acquisition range from data logging and data acquisition systems to other more sophisticated systems that capture digital, analog, and instrumentation data. Digital potentiometers are a type of digital acquisition system that measure small differences in electrical resistance, usually over a very small range. ISL23328WFRUZ-TK is one such device, and in this article, we’ll discuss its application fields and working principle.ApplicationsISL23328WFRUZ-TK is a programmable, low-power digital potentiometer with seven-bit resolution and a wide operating range of -40°C to +85°C. It is suitable for use in industrial and commercial applications, including power control, process automation, machine-vision systems, and process monitoring.In industrial automation applications, ISL23328WFRUZ-TK is typically used to monitor the performance of automated processes such as welding and robotic systems. It can be used to adjust the speed, force, and power of a process, or to log data from process measurements and control systems.ISL23328WFRUZ-TK is also commonly used in the automotive industry, for controlling engines and other components. It can be used to measure engine speed, fuel injection rates, and other engine performance metrics, as well as to adjust the flow rate of fluids through valves, or to control other vital functions in the vehicle.In machine-vision systems, ISL23328WFRUZ-TK is used to adjust the position and focus of cameras, allowing them to accurately capture images of objects in motion.Finally, ISL23328WFRUZ-TK is also used in medical device applications, such as diagnostic testing, laboratory analysis, and real-time monitoring of patient vitals.Working PrincipleISL23328WFRUZ-TK is a multi-layer digital potentiometer, consisting of multiple electronically controlled switches that can be programmed by external control pins. The device consists of three terminals – an upper terminal (Ro), a center terminal (CTR), and a lower terminal (Rt). The upper and lower terminals act as voltage sources, while the center terminal is a voltage divider. The value of resistance between the upper and lower terminals, Ro and Rt, can be adjusted by varying the voltage applied to the center terminal, CTR. To achieve this, ISL23328WFRUZ-TK uses a matrix of switches to divide the resistance between Ro and Rt into small, discrete steps. The external control pins are used to program the resistance value. When the control pins are set to a given voltage level, the internal switches are activated to produce the desired resistance value.ConclusionISL23328WFRUZ-TK is a versatile, low-power digital potentiometer that can be used in a variety of industrial, commercial, and medical applications. It is capable of measuring small variations in electrical resistance over a wide range of temperatures, and can be programmed by external control pins to achieve the desired resistance value.

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