QT4C-32.768KDZF-T

Overview

The QST QT4C-32.768KDZF-T is a quartz crystal unit designed for clock generation applications. It operates at a fundamental frequency of 32.768 kHz, a standard rate for real-time clock circuits and low-power microcontrollers. The component utilizes a tuning fork resonator structure to achieve high frequency stability with low power consumption. This specific model is housed in a surface-mount package optimized for automated assembly processes, ensuring consistent performance across various consumer electronics and industrial control systems requiring precise timekeeping.

Feature Summary

• Fundamental mode operation ensures stable oscillation at the designated frequency
• Tuning fork design provides low power consumption suitable for battery-backed systems
• Surface-mount configuration facilitates efficient PCB integration

Applications

• Real-time clock modules in portable devices
• Microcontroller system clocks for low-power embedded applications
• Timekeeping circuits in consumer electronics

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct packaging and tolerance specifications. Confirm that the requested variant matches the required load capacitance and equivalent series resistance parameters specified in the datasheet. Cross-reference the ordering information with authorized distributors to validate authenticity and availability status prior to finalizing procurement orders.

Selection Notes

Select this component based on its specific 32.768 kHz frequency requirement and surface-mount form factor. Ensure compatibility with the target circuit's load capacitance requirements and available board space. Evaluate the operating temperature range against the application environment to guarantee long-term frequency stability and reliability under expected thermal conditions.

Part Context

This crystal belongs to the family of low-frequency tuning fork resonators commonly used in timekeeping applications. It serves as a critical timing reference for digital systems requiring accurate second-level counting. The design prioritizes miniaturization and energy efficiency, making it suitable for compact electronic devices where space and power budgets are constrained compared to larger through-hole alternatives.