12.85759

Crystals Overview

The Geyer Electronic America, Inc. model 12.85759 is a quartz crystal component designed for frequency control applications. It operates at a nominal frequency of 12.85759 MHz with a tolerance of ±10ppm. The device features a load capacitance of 9pF and an equivalent series resistance (ESR) of 100 Ohms. It utilizes a 4-SMD, No Lead package configuration, providing a super ultra-miniature footprint suitable for space-constrained designs.

Crystals Feature Summary

• Super ultra-miniature footprint design
• Suitable for hearing aids and earbuds
• Optimized for wireless applications

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the specific part number against official Geyer Electronic America datasheets to ensure compatibility with required frequency and package specifications. Confirm that the 4-SMD No Lead form factor aligns with PCB layout constraints. Check for any ordering suffixes that may indicate variations in tolerance or packaging, as these details are critical for accurate procurement and integration into final electronic assemblies.

Crystals Selection Notes

Select this component when a precise 12.85759 MHz reference is needed in compact wearable or audio devices. The 9pF load capacitance and 100 Ohm ESR must match the oscillator circuit requirements. Ensure the application environment supports the operational characteristics of surface-mount crystals without lead frames.

Crystals Part Context

This component belongs to the KX-2 series from Geyer Electronic America, which specializes in frequency control products. The series is characterized by its small size and reliability, targeting modern portable electronics where space is limited. It represents a standard solution for stable clock generation in consumer audio hardware.

Crystals Replacement Considerations

Consult official substitution lists for direct equivalents. Verify that any alternative maintains the exact 12.85759 MHz frequency, 9pF load capacitance, and 4-SMD No Lead package dimensions to ensure mechanical and electrical compatibility.

Crystals FAQ

What is the package type for this crystal?

It uses a 4-SMD, No Lead package.

Is this component suitable for hearing aids?

Yes, the KX-2 series is ideal for hearing aids due to its ultra-miniature footprint.