ISL95311UIU10Z-TK

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The ISL95311UIU10Z-TK is a digipot from Intersil, a product from their ISL Family. This model is a digital potentiometer that features a non-volatile memory and ±3 LSB of tolerance. It has a robust and reliable design, allowing for extended temperature performance and the ability to survive harsh environments.

This is a 10-bit digitally controlled potentiometer integrated circuit (IC) which includes a serial digital interface (I2C), after powering up, it can configure the wiper resistance setting from 0~10K ohm with an accuracy of ±3 LSB. The low voltage modulation also ensures low power consumption. It offers an integrated reference buffer, enabling the part to be used as a complete variable gain amplifier solution and providing high CMRR.

The main application fields of ISL95311UIU10Z-TK Digital Potentiometer are in audio applications such as volume control and balance, as well as in Engineering and automation solutions such as Telescopes, Blower Control and Shock Absorber. It is also used in industrial and medical applications, offering RS-232 interface and temperature compensation.

The working principle of ISL95311UIU10Z-TK is fairly simple. It is based on the concept of a resistance ladder. The integrated circuit consists of a series of resistors connected in series and/or parallel. This creates a ladder-like structure; each step of the ladder represents a different resistance value.

As the digital potentiometer is adjusted, the resistance value of each step in the ladder changes. This allows for precise and continuous adjustment of the device’s output resistance. This output resistance can then be used to control a voltage or current. The resistance value can also be programmed to a specific resistance value with the I2C interface.

In conclusion, ISL95311UIU10Z-TK is a reliable and versatile digital potentiometer integrated circuit. Its application fields are mainly in audio applications, such as volume control and balance, and in engineering and automation solutions. It is easy to program and can provide precise and continuous adjustment of its output resistance. Its features make it highly suitable for industrial and medical applications.

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