ISL22323TFV14Z

Digital Potentiometers Overview

The ISL22323TFV14Z is a dual digitally controlled potentiometer (DCP) integrating two independent wiper positions with non-volatile memory on a monolithic CMOS circuit. It features an I2C bus interface for digital control and offers 256 tap positions per channel. The device supports a dual supply voltage range of -2.25V to 5.5V and operates within a temperature range of -40°C to +125°C. Packaged in a 14-lead TSSOP, it includes selectable addressing and general-purpose EEPROM storage.

Digital Potentiometers Feature Summary

• Integrates two independent digitally controlled potentiometers with non-volatile memory on a single chip
• Utilizes an I2C bus interface for digital programming and control of wiper positions
• Features selectable address capability to support multiple devices on the same serial bus

Digital Potentiometers Applications

• Programmable gain amplifiers requiring precise resistance adjustment
• Voltage reference trimming in precision measurement systems
• Digital volume control in audio processing equipment

Digital Potentiometers Procurement Notes

Verify the specific suffix 'TFV14Z' corresponds to the 14-lead TSSOP package and industrial temperature grade when sourcing. Confirm that the component requires a dual power supply configuration (-2.25V to 5.5V) compatible with your system design. Ensure the I2C interface timing meets your controller specifications. Check for RoHS compliance status if required by your manufacturing standards.

Digital Potentiometers Selection Notes

Select this component when dual-channel digital resistance adjustment is required with data retention capabilities. The I2C interface simplifies board layout compared to parallel interfaces. Consider the 256-tap resolution for applications needing fine-grained control. Verify that the operating voltage range aligns with the available power rails in the target application environment.

Digital Potentiometers Part Context

This part belongs to the ISL22323 family of dual digitally controlled potentiometers from Renesas Electronics. It combines analog potentiometer functionality with digital control logic and non-volatile memory. The series is designed for applications requiring programmable resistance values that must be retained after power loss, offering a compact solution for system calibration and adjustment.

Digital Potentiometers Replacement Considerations

Cross-reference with ISL22323WFV14Z-TK for alternative packaging options such as QFN. Verify pin compatibility and electrical specifications before substitution. Ensure the replacement part maintains the same I2C interface protocol and non-volatile memory characteristics.