12.87123

Crystals Overview

The Geyer Electronic America, Inc. model 12.87123 is a surface-mount crystal oscillator designed for precision timing applications. It operates at a fundamental frequency of 32.768 kHz with an initial frequency tolerance of ±30 ppm. The component features a load capacitance of 6 pF and a motional resistance of 65 kOhms. It utilizes a 2-SMD, No Lead package configuration, ensuring compatibility with automated assembly processes while maintaining stable performance in low-frequency clock generation circuits.

Crystals Feature Summary

• Provides precise 32.768 kHz timing reference for real-time clock applications
• Utilizes a compact 2-SMD no-lead package for space-constrained designs
• Ensures stable oscillation with specified motional resistance characteristics

Crystals Applications

• Real-time clock (RTC) modules in consumer electronics
• Low-power embedded systems requiring accurate timekeeping
• Wearable devices with limited board space

Crystals Procurement Notes

Verify the specific package dimensions and soldering profile requirements against your PCB design guidelines before ordering. Confirm that the ±30 ppm tolerance meets your system's long-term accuracy needs. Ensure compatibility with your reflow oven temperature curves to prevent component damage during assembly.

Crystals Selection Notes

Select this component when a small form factor is critical for the application. Consider the 6 pF load capacitance requirement for circuit matching. Evaluate if the ±30 ppm tolerance is sufficient compared to tighter tolerance options available in the same product family.

Crystals Part Context

This part belongs to Geyer Electronic's portfolio of frequency control products, specifically quartz crystals. The manufacturer specializes in timing solutions including oscillators and resonators. This series supports various industries requiring reliable clock sources.

Crystals Replacement Considerations

Check for direct substitutes within the Geyer KX-327VT series or equivalent 32.768 kHz SMD crystals from other manufacturers. Verify pinout compatibility and electrical parameters such as load capacitance and resistance before substitution.