CAT1023WI-42-GT3

Supervisors Overview

The CAT1023WI-42-GT3 is a supervisory circuit integrating a 2-kbit I2C serial EEPROM with system power monitoring. It operates within a voltage range of 2.7 V to 5.5 V and features a 4.5 V under-voltage threshold. The device includes a watchdog timer, manual reset input, and open-drain output. It supports industrial temperature ranges from -40°C to +85°C and utilizes an SOIC-8 package.

Supervisors Feature Summary

• Integrates 2-kbit I2C EEPROM with brown-out protection
• Includes watchdog timer and manual reset functionality
• Provides precise power supply voltage monitoring

Supervisors Applications

• Microcontroller-based systems requiring memory and supervision
• Industrial control units needing data retention during power events
• Embedded devices utilizing I2C communication interfaces

Supervisors Procurement Notes

Verify component authenticity through authorized onsemi distributors or direct manufacturer channels. Confirm RoHS compliance status and specific lot traceability requirements prior to acquisition. Ensure the ordering suffix matches the required package and temperature grade specifications for your design implementation.

Supervisors Selection Notes

Select this component when simultaneous non-volatile storage and voltage supervision are required in a single package. The integrated I2C interface simplifies board layout compared to discrete solutions. Consider the 4.5 V threshold and SOIC-8 footprint compatibility with existing PCB designs.

Supervisors Part Context

This part belongs to the CAT1023 series, which combines memory and supervisory functions. It is designed for low-power CMOS applications. The series offers various threshold options and package types to suit different microcontroller system requirements.

Supervisors Replacement Considerations

Check for CAT1023 variants with different voltage thresholds or packages. Verify pinout compatibility before substituting. Consult official cross-reference lists for confirmed equivalents.