Intersil

ISL90460UIE527

ISL90460UIE527 Description

The ISL90460UIE527 is a digital potentiometer (digipot) from Intersil, featuring a 50kΩ resistance and a linear taper with 32 positions. This device is designed for surface mount applications and is part of the XDCP™ series. It operates within a supply voltage range of 2.7V to 5.5V and offers a typical wiper resistance of 600Ω. The ISL90460UIE527 is equipped with an up/down (U/D, CS) interface, making it suitable for various electronic applications requiring precise resistance control. The device has a tolerance of ±20% and a temperature coefficient of ±35ppm/°C, ensuring stable performance across different operating temperatures. Despite being marked as obsolete, the ISL90460UIE527 remains a reliable choice for applications needing a programmable rheostat configuration.

ISL90460UIE527 Features

• Resistance and Tolerance: The ISL90460UIE527 offers a nominal resistance of 50kΩ with a tolerance of ±20%, providing a wide range of resistance values for precise control.
• Linear Taper: The linear taper ensures consistent resistance changes between taps, making it ideal for applications requiring uniform adjustments.
• 32 Positions: With 32 tap positions, the device provides fine granularity in resistance adjustments, enhancing control accuracy.
• Up/Down Interface: The up/down (U/D, CS) interface allows for easy control and programming of the resistance settings, simplifying integration into various systems.
• Volatile Memory: The device uses volatile memory, which means it retains settings only while power is applied, ensuring flexibility and adaptability in dynamic applications.
• Temperature Stability: The ±35ppm/°C temperature coefficient ensures stable performance across a wide range of operating temperatures, making it suitable for various environmental conditions.
• Surface Mount Compatibility: The surface mount package type facilitates easy integration into modern printed circuit boards (PCBs), enhancing reliability and reducing the footprint.

ISL90460UIE527 Applications

The ISL90460UIE527 is well-suited for applications requiring precise resistance control and programmability. Some specific use cases include:

• Audio Equipment: Used in volume control circuits, equalizers, and other audio processing applications where precise resistance adjustments are necessary.
• Medical Devices: Ideal for medical equipment that requires adjustable resistance for calibration and control, such as patient monitoring devices and diagnostic tools.
• Industrial Controls: Suitable for industrial applications where programmable resistance is needed for process control, such as in motor control circuits and sensor interfaces.
• Consumer Electronics: Can be used in consumer devices like smart home systems, where adjustable resistance is required for various control functions.
• Automotive Electronics: Applicable in automotive systems for adjustable resistance in control modules and sensor interfaces, enhancing the precision and reliability of electronic components.

Conclusion of ISL90460UIE527

The ISL90460UIE527 digital potentiometer from Intersil is a versatile and reliable component, offering precise resistance control with its 50kΩ resistance and 32 tap positions. Its linear taper and up/down interface make it easy to integrate into various electronic systems, while its ±20% tolerance and ±35ppm/°C temperature coefficient ensure stable performance across different operating conditions. Despite being marked as obsolete, the ISL90460UIE527 remains a valuable option for applications requiring a programmable rheostat configuration. Its surface mount compatibility and volatile memory further enhance its flexibility and adaptability, making it an excellent choice for a wide range of electronic applications.