12.85528

Crystals Overview

The Geyer Electronic America, Inc. model 12.85528 is a quartz crystal component designed for frequency control applications. It operates at a fundamental frequency of 20 MHz with a specified tolerance of ±10 ppm. The device features a load capacitance of 9 pF and an equivalent series resistance (ESR) of 150 Ohms. It is housed in a compact 4-SMD, No Lead surface-mount package, suitable for integration into space-constrained electronic circuits requiring precise timing signals.

Crystals Feature Summary

• Utilizes precision quartz technology for stable frequency generation
• Designed for surface-mount assembly via a leadless four-terminal configuration
• Engineered to support low equivalent series resistance for efficient circuit operation

Crystals Applications

• Consumer electronics timing circuits
• Communication equipment signal processing
• Microcontroller clock sources

Crystals Procurement Notes

Verify the specific load capacitance and ESR requirements against your circuit design before ordering. Confirm that the 4-SMD no-lead package dimensions match your PCB footprint constraints. Ensure the ±10 ppm tolerance aligns with your system's timing accuracy needs. Request the official datasheet from the manufacturer or authorized distributor to validate current specifications and handling instructions.

Crystals Selection Notes

Select this component when a 20 MHz reference is required with tight frequency stability. Consider the 9 pF load capacitance compatibility with your oscillator circuit. Evaluate the 150 Ohm ESR against your drive level limitations. Choose this package type for automated surface-mount manufacturing processes.

Crystals Part Context

This part belongs to Geyer Electronic's range of quartz crystals, which are used for frequency control in various electronic systems. The company manufactures a wide array of frequency control products including oscillators and resonators. This specific model represents a standard surface-mount crystal solution for general-purpose timing applications.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-referencing requires matching frequency, tolerance, load capacitance, ESR, and package dimensions with alternative manufacturers' components.