CAT140089TWI-GT3

Supervisors Overview

The CAT140089TWI-GT3 is a voltage supervisory circuit manufactured by onsemi, housed in an SOIC-8 package. It integrates a push-pull supervisor with an I2C serial CMOS EEPROM. The device monitors a single input and features threshold voltages of 2.5 V, 3 V, 3.3 V, and 5 V. It operates within a supply voltage range of 2.5 V to 5.5 V. The component lacks a manual reset function and does not include a watchdog timer. It supports active high, active low, and push-pull output types.

Supervisors Feature Summary

• Integrates a voltage supervisor with an I2C serial CMOS EEPROM for combined monitoring and data storage capabilities.

Supervisors Applications

• Voltage supervision in systems requiring I2C communication

Supervisors Procurement Notes

Verify the specific datasheet revision and ordering information directly with onsemi or authorized distributors. Confirm that the SOIC-8 package and I2C interface match the design requirements. Check for any end-of-life notices or alternative part recommendations from the manufacturer before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a system requires both voltage supervision and non-volatile data storage via an I2C interface. Ensure the operating voltage range aligns with the target application's power supply. Verify compatibility with the microcontroller's I2C bus speed and logic levels.

Supervisors Part Context

This part belongs to onsemi's line of supervisory circuits designed for power management applications. It combines traditional voltage monitoring functions with embedded memory, allowing for configuration storage or status logging alongside system health monitoring.

Supervisors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult onsemi technical support for potential alternatives if this discontinued or limited-stock item is required.

Supervisors FAQ

Does the CAT140089TWI-GT3 include a watchdog timer?

No, the device does not include a watchdog timer.

What type of output does the supervisor provide?

It provides active high, active low, and push-pull output options.