12.89029

Crystals Overview

The Geyer Electronic America, Inc. part number 12.89029 is a surface-mount crystal oscillator designed for frequency control applications. It operates at a fundamental frequency of 27.0 MHz with a load capacitance of 16 pF and an equivalent series resistance of 50 Ohms. The component features a tolerance of ±30 ppm and utilizes the KX-9A package format. Its physical dimensions are specified as 5.00 mm in length by 3.20 mm in width, conforming to standard 4-SMD no-lead configurations suitable for automated assembly processes.

Crystals Feature Summary

• Surface-mount design compatible with automated pick-and-place manufacturing equipment
• Fundamental mode operation providing stable frequency generation at 27.0 MHz
• Lead-free construction ensuring compliance with environmental regulations

Crystals Applications

• Radio frequency signal generation circuits
• Wireless communication device clock sources
• Industrial control system timing references

Crystals Procurement Notes

Verify that the specific order matches the KX-9A package designation and 27.0 MHz frequency requirement. Confirm RoHS compliance status through official manufacturer documentation prior to procurement. Ensure storage conditions align with moisture sensitivity level requirements to maintain component integrity during assembly.

Crystals Selection Notes

Select this component when a 27.0 MHz reference is required for space-constrained designs utilizing the KX-9A footprint. Evaluate the ±30 ppm tolerance against system phase noise requirements. Consider the 16 pF load capacitance compatibility with the target oscillator circuit topology before integration.

Crystals Part Context

This crystal belongs to Geyer Electronic America's frequency control product line, which specializes in oscillators and ceramic resonators. The KX-9A series represents a standardized surface-mount form factor widely adopted in consumer electronics and industrial instrumentation for reliable timing applications.

Crystals Replacement Considerations

Direct substitutes must match the 27.0 MHz frequency, 16 pF load capacitance, 50 Ohm ESR, and KX-9A package dimensions. Verify pinout compatibility and electrical characteristics with alternative manufacturers before implementation.