ISL23428UFRUZ-TK

Memory Type:	Volatile
Base Part Number:	ISL23428
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):	65 ppm/°C
Tolerance:	±20%
Features:	--
Voltage - Supply:	1.2 V ~ 5.5 V, 1.7 V ~ 5.5 V
Series:	XDCP™
Interface:	SPI
Resistance (Ohms):	50k
Number of Taps:	128
Number of Circuits:	2
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Digital potentiometers, sometimes referred to as digipots or "digital pots," are devices that contain a digital-to-analog converter (DAC) and an analog-to-digital converter (ADC). They can measure resistances in a wide range of applications, from automotive and aerospace to medical and industrial. The ISL23428UFRUZ-TK is a digital potentiometer designed for use in a variety of systems. This article will explore the application field and working principle of the ISL23428UFRUZ-TK digital potentiometer.The ISL23428UFRUZ-TK is a 8-bit digital potentiometer that operates over a range of 0 to 255. The device features a wide range of features, including a low-voltage differential signaling (LVDS) output, an adjustable tap resolution, and an adjustable-capacitance network for improved accuracy. The device is designed for applications that require linearity and accuracy, such as audio applications, power supply slider control, and relay control circuits.The device has an input voltage range of 0 to 4.5V, and an output voltage range of 0 to 3.3V. The device features an adjustable tap resolution, allowing for resolution up to 256 taps. The device also features an adjustable-capacitance network, allowing for improved performance when used with small capacitance changes.The working principle of the ISL23428UFRUZ-TK digital potentiometer is based on the transfer function of a resistor. The device operates using a voltage-controlled current source. The device is driven by a voltage control signal and an analog current travels through the resistor network, modulated by a digital reference voltage. The resistance of the device is determined by the difference between the voltage control signal applied to the device and the digital reference value.The ISL23428UFRUZ-TK is a powerful and versatile digital potentiometer. It is designed for a wide range of applications and provides excellent performance. The adjustable tap resolution and adjustable-capacitance network provide improved accuracy, making the device a great choice for applications that require linearity and accuracy. Ultimately, the ISL23428UFRUZ-TK digital potentiometer is an ideal device for use in a variety of systems and applications.

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