12.85558

Crystals Overview

The Geyer Electronic America, Inc. part number 12.85558 is a surface-mount quartz crystal oscillator operating at a fundamental frequency of 32.0 MHz. It utilizes the KX-5T package with dimensions of 2.0 x 1.6 x 0.45 mm. The component features a load capacitance of 8 pF and an equivalent series resistance (ESR) of 60 Ohms. Frequency stability is rated at ±10 ppm. It is designed for super ultra-miniature applications.

Crystals Feature Summary

• Super ultra-miniature footprint suitable for space-constrained designs
• Surface-mount technology for automated assembly
• High-frequency stability for precise timing control

Crystals Applications

• Hearing aids
• Earbuds
• Wireless communication devices

Crystals Procurement Notes

Verify the specific ordering suffix and package variant against the official manufacturer datasheet to ensure compatibility with your circuit design. Confirm that the lead time aligns with your production schedule, as manufacturing delays may occur due to high order volumes. Cross-reference the electrical parameters, including load capacitance and ESR, with your system requirements before finalizing procurement decisions.

Crystals Selection Notes

Select this component when a compact form factor is critical for wearable or portable electronics. The KX-5T package offers a balance between size and performance for 32 MHz applications. Ensure the load capacitance matches the oscillator circuit's requirements to maintain accurate frequency stability. Consider the operating temperature range and stability specifications relative to the target environment.

Crystals Part Context

This part belongs to the KX-5 series of quartz crystals from Geyer Electronic America, Inc., which are engineered for super ultra-miniature applications. The series is specifically targeted at hearing aids, earbuds, and wireless devices requiring small footprints. The KX-5T variant represents a specific surface-mount configuration within this family.

Crystals Replacement Considerations

Consult the official Geyer Electronic America, Inc. documentation for direct substitutes. Verify pinout, frequency, and package dimensions before replacing. No public substitute part numbers are confirmed in the provided data.