CAT1027WI-25-GT3

Supervisors Overview

The CAT1027WI-25-GT3 is a voltage supervisory circuit manufactured by onsemi, designed for CPU supervision with an integrated 2K EEPROM. It features two monitored inputs and utilizes an open collector/drain output type. The device includes manual reset capability and a watchdog timer function. Key electrical parameters include a maximum supply voltage of 7 V and a minimum operating voltage of -2 V. The undervoltage threshold ranges from 2.55 V to 2.7 V. Reset delay time is specified at 5 us. The component operates within a temperature range of -40 C to +85 C and consumes 10 uA of working power current. It is housed in an SOIC-Wide-8 package.

Supervisors Feature Summary

• Integrates CPU supervision with non-volatile memory storage
• Provides dual input monitoring capabilities
• Includes built-in watchdog timer functionality

Supervisors Applications

• CPU system supervision
• Voltage monitoring circuits
• Embedded systems requiring data retention

Supervisors Procurement Notes

Verify component authenticity and datasheet alignment before integration. Confirm package compatibility and thermal requirements. Check for obsolescence status as indicated by manufacturer notices. Ensure supply chain stability due to potential discontinuation risks associated with this specific part number.

Supervisors Selection Notes

Consider the integrated EEPROM capacity when designing data storage requirements. Evaluate the dual-input monitoring needs against single-input alternatives. Assess the watchdog timer necessity for system reliability. Verify voltage thresholds match the target application's supply rails.

Supervisors Part Context

This component belongs to the CAT1027 series of supervisory circuits. It combines voltage monitoring with memory functions in a single package. The series offers various threshold options and package types to suit different design constraints.

Supervisors Replacement Considerations

• CAT1027WI-42-GT3
• CAT1027ZI-25-G

Supervisors FAQ

What is the reset delay time for this component?

The reset delay time is specified as 5 us.

Does this device support manual reset?

Yes, the CAT1027WI-25-GT3 supports manual reset functionality.