12.89084

Crystals Overview

The Geyer Electronic America, Inc. model 12.89084 is a quartz crystal resonator designed for surface-mount applications. It operates at a fundamental frequency of 12.89084 MHz with a tolerance of ±50 ppm. The component features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 40 Ohms. It utilizes a 4-SMD, no-lead package configuration, suitable for compact electronic designs requiring precise timing signals.

Crystals Feature Summary

• Super ultra-miniature footprint ideal for space-constrained devices
• Surface-mount technology for automated assembly
• Quartz material construction for stable frequency control

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the specific operating temperature range and package dimensions against the official datasheet before integration. Confirm that the ±50 ppm frequency tolerance meets the system requirements. Ensure compatibility with the 18 pF load capacitance in the circuit design. Check for any recent supply chain notifications regarding lead times or manufacturing updates from Geyer Electronic America.

Crystals Selection Notes

Select this component when a small form factor is critical for wearable or portable electronics. The 40 Ohm ESR and 18 pF load capacitance must match the oscillator circuit specifications. Consider the -20°C to +70°C operating range if used in standard consumer environments. Verify that the surface-mount package aligns with the PCB layout constraints.

Crystals Part Context

This part belongs to the KX-2 series of quartz crystals from Geyer Electronic America. The series is characterized by its super ultra-miniature size, targeting high-density packaging needs. It falls under the broader category of frequency control products manufactured by Geyer Electronic, which also includes oscillators and ceramic resonators.

Crystals Replacement Considerations

Consult the official Geyer Electronic America substitution guide for direct replacements. Ensure any substitute maintains the 12.89084 MHz frequency, 18 pF load capacitance, and 40 Ohm ESR. Verify package compatibility for the 4-SMD no-lead form factor.