CAT1027YI-30-GT3

Supervisors Overview

The CAT1027YI-30-GT3 is a voltage supervisory circuit manufactured by onsemi, designed for CPU supervision with integrated 2K EEPROM. It operates within a supply voltage range of 2.7 V to 5.5 V and features a reset delay time of 200 ms. The device includes a manual reset input and a watchdog timer. It utilizes an open collector/drain output type and supports one monitored input. The component is housed in a TSSOP-8 package and functions at a working supply current of 3 mA. It is rated for an operating temperature range from -40 C to +85 C.

Supervisors Feature Summary

• Integrates CPU supervision with non-volatile memory storage
• Includes manual reset capability and watchdog timer functionality
• Features open collector or drain output configuration

Supervisors Applications

• CPU system monitoring
• Embedded controller power supervision
• Data integrity protection in microcontroller systems

Supervisors Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm package integrity and pin alignment against datasheet specifications. Validate electrical parameters under actual operating conditions prior to integration. Ensure compliance with RoHS directives as indicated in official documentation. Cross-reference manufacturer part numbers to avoid substitution errors.

Supervisors Selection Notes

Select this component when combined voltage supervision and data retention are required in compact designs. Consider the TSSOP-8 package constraints for PCB layout. Evaluate the 200 ms reset delay against system timing requirements. Verify compatibility with the target microcontroller's voltage levels and interface standards before finalizing the design.

Supervisors Part Context

This part belongs to the CAT1027 series of supervisory circuits. It shares functional similarities with other models in the family but differs in package type and specific threshold characteristics. The series is designed for low-power applications requiring reliable system reset management and persistent data storage capabilities.

Supervisors Replacement Considerations

Public confirmed substitute part numbers: CAT1027WI-25-GT3, CAT1027ZI-30-T3.