12.8907

Crystals Overview

The Geyer Electronic America, Inc. model 12.8907 is a super ultra-miniature quartz crystal designed for precise frequency control. It utilizes a fundamental mode of operation with a load capacitance of 16pF and an equivalent series resistance of 100 Ohms. The component is housed in a compact 4-SMD package measuring 5.00mm x 3.20mm with a maximum seated height of 0.85mm. This specific part number corresponds to the KX-2 series, engineered to provide stable timing performance within a minimal footprint suitable for space-constrained electronic designs.

Crystals Feature Summary

• Super ultra-miniature footprint optimized for tight spatial requirements
• Fundamental mode quartz construction for stable frequency generation
• Designed for reliable long-term timing performance

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the exact suffix against official Geyer documentation to ensure correct tolerance and stability specifications. Confirm that the 4-SMD (5x3.2) package dimensions align with your PCB layout constraints. Cross-reference the datasheet version date to guarantee access to the latest technical parameters before finalizing procurement orders.

Crystals Selection Notes

Select this component when space efficiency is critical alongside stable clock generation. The 16pF load capacitance and 100 Ohm ESR are standard parameters for many microcontroller interfaces. Ensure the application environment does not exceed the thermal limits specified in the official datasheet for continuous operation.

Crystals Part Context

This part belongs to the Geyer KX-2 series, which specializes in super ultra-miniature quartz crystals. The series targets markets requiring high reliability in small form factors. Geyer Electronic manufactures these components to support accurate clock generation across various electronic sectors.

Crystals Replacement Considerations

Consult the official Geyer catalog for direct substitutes within the KX-2 series. Verify that any alternative maintains the 4-SMD (5x3.2) package and 16pF load capacitance to ensure compatibility.