12.85656

Crystals Overview

The Geyer Electronic America, Inc. part number 12.85656 is a quartz crystal component designed for precision timing applications. It operates at a fundamental frequency of 26 MHz with a specified frequency tolerance of ±10 ppm. The device features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 50 Ohms. Physically, it is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes. This component is part of the KX-2 series, which is characterized by its super ultra-miniature footprint, making it appropriate for space-constrained electronic designs requiring stable clock generation.

Crystals Feature Summary

• Super ultra-miniature footprint design optimized for space-constrained environments
• Quartz construction providing stable frequency control and accurate clock generation
• Surface-mount compatible 4-SMD, No Lead package configuration

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the specific operating parameters against the official product datasheet before integration. Confirm that the 26 MHz frequency, 12 pF load capacitance, and 50 Ohm ESR align with the target circuit requirements. Ensure compatibility with the 4-SMD, No Lead package dimensions for PCB layout. Check manufacturer specifications for any updates to tolerances or packaging details prior to ordering.

Crystals Selection Notes

Select this component when a precise 26 MHz reference is required in miniaturized devices. The ±10 ppm tolerance offers standard stability for consumer electronics. Consider the 12 pF load capacitance for oscillator circuit matching. The ultra-miniature form factor is critical for hearing aids and earbuds where board space is limited. Validate thermal and mechanical constraints for the SMD no-lead package.

Crystals Part Context

This crystal belongs to the KX-2 series from Geyer Electronic America, Inc., a line dedicated to super ultra-miniature quartz crystals. The series targets high-density applications such as hearing aids, earbuds, and wireless devices. These components support accurate clock generation and stable synchronization within tight physical boundaries typical of modern portable audio and communication hardware.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Verify cross-compatibility carefully if considering alternatives, ensuring identical frequency, load capacitance, ESR, and package dimensions.