XC6121C427ER-G

Supervisors Overview

The XC6121C427ER-G is a high-precision voltage detector with watchdog function manufactured by Torex Semiconductor. It utilizes CMOS process technology and features a fixed detect threshold voltage of 2.7V. The device operates within a supply voltage range of 1.0V to 6.0V and includes an internal delay circuit for release delay time output without external components. It offers N-channel open drain output configuration and supports ON/OFF control via the EN/ENB pin. The component is housed in a USP-6C package and complies with RoHS standards.

Supervisors Feature Summary

• Integrates high-precision voltage detection with built-in watchdog timer functionality using CMOS technology
• Features fixed laser-trimmed detect threshold voltage eliminating need for external resistors
• Includes internal delay circuit providing release delay time without additional external components
• Supports independent ON/OFF control of watchdog function while maintaining voltage detection operation

Supervisors Applications

• Microprocessor watchdog monitoring and reset circuits
• Memory battery backup circuits
• System power-on reset circuits
• Power failure detection systems

Supervisors Procurement Notes

Verify the specific suffix 'C' indicates the correct threshold voltage variant (2.7V) as defined in the official datasheet. Confirm package designation matches USP-6C requirements. Ensure environmental compliance documentation aligns with project specifications. Cross-reference part number against manufacturer's latest revision history to confirm availability and parameter consistency before finalizing procurement orders.

Supervisors Selection Notes

Select this component when a fixed 2.7V detection threshold is required for system supervision. Consider the integrated watchdog feature if microprocessor reset reliability is critical. Evaluate the low current consumption characteristics for battery-powered applications. Verify that the N-channel open drain output interface matches the target logic level requirements of the controlled circuitry.

Supervisors Part Context

This part belongs to the XC6121/XC6122/XC6123/XC6124 series of voltage detectors. The series provides high-precision monitoring solutions with watchdog capabilities. Variants differ primarily in detect threshold voltages and specific functional configurations. The XC6121C427ER-G represents a specific threshold option within this broader family of power management circuits designed for industrial and consumer electronics.

Supervisors Replacement Considerations

Substitute parts must match the 2.7V threshold, USP-6C package, and watchdog functionality. Verify equivalent operating voltage ranges and output configurations. Check temperature ratings and accuracy specifications against original requirements.