XC6121D447ER-G

Supervisors Overview

The XC6121D447ER-G is a high-precision voltage detector manufactured by Torex Semiconductor using CMOS process technology. It features an integrated watchdog timer and ON/OFF control capabilities within a compact USP-6 package. The device provides a fixed detect voltage of 4.47V with low current consumption. It incorporates a built-in delay circuit to eliminate the need for external components, ensuring stable signal output with release delay time. The output type is V_DFL low when detection occurs.

Supervisors Feature Summary

• Integrated watchdog function with selectable timeout periods
• Built-in delay circuit for stable signal output without external components
• ON/OFF control capability via EN/ENB pin
• High-precision detection using laser trimming technology

Supervisors Applications

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

Supervisors Procurement Notes

Verify the specific suffix ER-G against official Torex documentation to confirm package type and compliance status. Ensure the fixed threshold voltage matches system requirements as external adjustment is not supported. Cross-reference the part number with authorized distributors to confirm availability and authenticity before procurement.

Supervisors Selection Notes

Select this component for applications requiring precise voltage monitoring with integrated watchdog functionality. The fixed 4.47V threshold suits systems needing specific reset levels. Consider the USP-6 package size for space-constrained designs. Verify that the open-drain or push-pull output configuration meets interface requirements.

Supervisors Part Context

This part belongs to the XC6121 series of voltage detectors from Torex Semiconductor. The series is characterized by high accuracy and low power consumption. The XC6121 variants typically include watchdog timers and enable pins for flexible system integration. The D447 designation indicates a specific fixed detection voltage within the series range.

Supervisors Replacement Considerations

Compatible substitutes may include other XC6121 series parts with similar voltage thresholds or functional equivalents from Torex. Verify pin compatibility and electrical specifications before substitution.