ISL23445UFRZ

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The ISL23445UFRZ is a digital potentiometer that greatly enhances the accuracy, consistency and operation of data acquisitions. It is a versatile digital potentiometer that offers extensive features and extensive programming capabilities. This digital potentiometer is designed for automotive, industrial and medical applications, providing multiple functions such as adjusting their gain, controlling the input level, and driving the always-on LED display. In addition, it has a temperature compensation module with adjustable temperature settings.

The ISL23445UFRZ is a digitally programmable potentiometer that operates from a single 5 V power supply and supports both SPI and I2C interfaces. Its versatile capability allows for programming gains of up to 8:1 (high for low impedances and low for high impedances) for improved performance. Data is transmitted over the SPI or I2C interface with its enhanced handle, which allows for finely adjustable resistance in the order of 0.15 ohms (at a resolution of 256 steps). The digital potentiometer also supports non-linear scaling with pre-configured linear desired resistances as well as programmable linear scaling.

For faster operation and convenience, the ISL23445UFRZ has an auto-start feature that starts the potentiometer automatically when power is applied. To prevent errors due to the sudden power-up, the potentiometer has a wake-up delay timer (WDT) that can be programmed to delay the start-up of the potentiometer for up to 8ms. This feature also prevents undesirable current rush when the WDT does not operate properly.

This digital potentiometer also features protection against short circuit, overvoltage, undervoltage, and over temperature. A gate driver can also be used for programming and data manipulation and the power regulator feature allows for cost effective power management. Additionally, the ISL23445UFRZ can be used to supplement an existing power-saving agent.

The ISL23445UFRZ is a powerful choice for data acquisition applications and its wide range of features makes it suitable for various applications across a variety of markets. Its high accuracy and stability make it a reliable choice and its wide range of programming capabilities offers a degree of flexibility that is rarely seen in digital potentiometers.

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