12.8873

Crystals Overview

The Geyer Electronic America, Inc. model 12.8873 is a quartz crystal component designed for frequency control applications. It operates at a nominal frequency of 48 MHz with a specified tolerance of ±30ppm. The device features a load capacitance of 9pF and an equivalent series resistance (ESR) of 40 Ohms. It is housed in a compact 4-SMD, No Lead package, suitable for surface mount technology integration.

Crystals Feature Summary

• Provides stable frequency generation at 48 MHz
• Compact surface-mount footprint for space-constrained designs
• Optimized electrical characteristics for precise timing

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required frequency tolerance and package variations. Confirm that the 4-SMD no-lead configuration matches your PCB layout requirements. Check for any export restrictions or additional documentation needed for international shipments before finalizing orders.

Crystals Selection Notes

Select this component when a 48 MHz reference signal is required for miniaturized audio or wireless devices. Ensure the 9pF load capacitance aligns with the oscillator circuit design. Consider the ±30ppm stability requirement against system timing constraints.

Crystals Part Context

This part belongs to the KX-2 series of super ultra-miniature quartz crystals manufactured by Geyer Electronic America. The series is specifically engineered for high-volume consumer electronics requiring small form factors and reliable frequency stability.

Crystals Replacement Considerations

Consult official distributor catalogs for direct cross-reference part numbers from Geyer or other authorized manufacturers. Verify identical frequency, load capacitance, and package dimensions before substitution.