SXTF321532768C10F

Crystals Overview

The SXTF321532768C10F is a passive surface-mount quartz crystal resonator manufactured by Shenzhen SCTF Electronics. Designed for precision timing applications, this component operates at a fundamental frequency of 32.768 kHz. It features a standard package size suitable for automated assembly processes. The device exhibits a normal temperature frequency tolerance of ±10 ppm and a frequency stability of ±30 ppm over the operating range. Key electrical characteristics include a load capacitance of 7 pF and an equivalent series resistance (ESR) of 70 kΩ, ensuring reliable performance in low-power electronic circuits.

Crystals Feature Summary

• Passive quartz crystal resonator construction
• Surface-mount design for automated placement
• Fundamental mode operation at 32.768 kHz

Crystals Applications

• Real-time clock circuits
• Microcontroller system timing references
• Low-power portable electronic devices

Crystals Procurement Notes

Verify the specific manufacturing date code and lot number against project requirements to ensure material traceability. Confirm that the 7 pF load capacitance matches the host circuit's oscillator design specifications. Check for any special handling instructions regarding moisture sensitivity levels during storage and reflow soldering processes to maintain component integrity.

Crystals Selection Notes

Select this component when a precise 32.768 kHz reference is required for timekeeping functions. Ensure the application environment stays within the specified temperature range to maintain the ±30 ppm stability. Verify that the PCB layout supports the required package dimensions and that the driving level remains within safe limits to prevent frequency shifts or damage.

Crystals Part Context

This part belongs to the family of passive quartz crystal resonators produced by Shenzhen SCTF Electronics. These components are distinct from active oscillators as they require an external oscillator circuit to generate a square wave signal. The 32.768 kHz frequency is a industry standard derived from binary division, making it ideal for digital clock applications where high accuracy is not as critical as power efficiency.

Crystals Replacement Considerations

Direct substitutes must match the 32.768 kHz frequency, 7 pF load capacitance, and similar ESR values. Verify pin compatibility and package dimensions for direct footprint replacement. Cross-reference with other manufacturers' 32kHz crystals if supply constraints exist, ensuring all electrical parameters align with the original design specifications.