ISL90841WIV1427Z

Digital Potentiometers Overview

The ISL90841WIV1427Z is a digital potentiometer IC from Renesas Electronics, featuring four independent channels in a single package. It utilizes an I²C serial interface for control and data transfer. The device offers 256 resistor taps per channel, providing high resolution. It operates within a supply voltage range of 2.7V to 5.5V. The typical wiper resistance is 70Ω at 3.3V. The component is housed in a 14-pin TSSOP surface-mount package.

Digital Potentiometers Feature Summary

• Integrates four independent digital potentiometers within a single compact package
• Features a standard I²C serial interface for direct write and read access to wiper registers
• Provides 256 discrete resistor taps for precise resistance adjustment

Digital Potentiometers Applications

• Programmable gain amplifier circuits
• Digital volume control systems
• Variable biasing networks
• Calibration and trimming applications

Digital Potentiometers Procurement Notes

Verify the specific suffix WIV1427Z against official Renesas documentation to confirm pinout and electrical characteristics. Check current availability status as this part may be obsolete or subject to change. Ensure compatibility with system voltage levels and I²C bus requirements before integration.

Digital Potentiometers Selection Notes

Select this component when multiple independent variable resistors are required in a space-constrained design. Consider the 256-tap resolution and linear taper for applications requiring fine adjustment. Verify that the I²C address configuration meets system addressing constraints and that the operating temperature range suits the environment.

Digital Potentiometers Part Context

This part belongs to the ISL9084x series of digital potentiometers by Renesas. These devices are designed for applications replacing mechanical potentiometers where non-volatile memory is not strictly required, relying on volatile storage. The series supports various resistance values and package options.

Digital Potentiometers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Renesas official resources for cross-reference information if this specific model is unavailable.