12.85619

Crystals Overview

The Geyer Electronic America, Inc. model 12.85619 is a ceramic surface-mount crystal designed for frequency control applications. It operates at a nominal frequency of 50 MHz with a tolerance of ±50 ppm. The component features an 8 pF load capacitance and a series resistance of 50 Ohms. It is housed in a compact 4-SMD, no-lead package suitable for automated assembly processes.

Crystals Feature Summary

• Provides stable frequency generation using ceramic resonator technology
• Designed for surface-mount integration into electronic circuits
• Classified as a Class III life-supporting device for critical systems

Crystals Applications

• Frequency control in communication equipment
• Clock signal generation in microprocessor-based systems
• Timing references in industrial control modules

Crystals Procurement Notes

Verify the specific manufacturing lot date code and authenticity through authorized Geyer Electronic distributors. Confirm that the 4-SMD package dimensions match the target PCB footprint requirements. Ensure compliance with RoHS directives if applicable to the end product. Request the official datasheet for precise mechanical tolerances before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 50 MHz reference frequency is required with moderate stability. The 8 pF load capacitance must align with the oscillator circuit design. Consider the 50 Ohm series resistance impact on drive level. Evaluate the ceramic construction against environmental temperature constraints for the intended application environment.

Crystals Part Context

This part belongs to the Geyer Electronic family of quartz crystals and oscillators. It serves as a passive frequency-determining element within larger timing subsystems. The manufacturer specializes in precision timekeeping components for various electronic industries.

Crystals Replacement Considerations

Consult the Geyer Electronic replacement matrix for direct equivalents. Verify that any substitute maintains the 50 MHz frequency and 4-SMD package form factor. Cross-reference load capacitance values to ensure circuit compatibility without modification.