12.87106

Crystals Overview

The Geyer Electronic America, Inc. model 12.87106 is a quartz crystal component designed for frequency control applications. It operates at a fundamental frequency of 32.768 kHz and utilizes a surface-mount device (SMD) package configuration. The unit features a load capacitance specification of 7 pF and an equivalent series resistance (ESR) of 65 kOhms. These electrical characteristics define its performance within oscillator circuits requiring precise timing references.

Crystals Feature Summary

• Provides stable frequency generation at 32.768 kHz
• Utilizes a compact surface-mount form factor
• Designed for commercial usage grade environments

Crystals Applications

• Real-time clock circuits
• Microcontroller system timing
• Low-power embedded devices

Crystals Procurement Notes

Verify the specific manufacturer part number against official Geyer Electronic documentation to ensure compatibility with design requirements. Confirm that the 7 pF load capacitance matches the target oscillator circuit specifications. Check for any recent updates to the datasheet regarding mechanical dimensions or material composition changes before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 32.768 kHz reference signal is required in a space-constrained design. Ensure the application environment falls within standard commercial temperature ranges. Verify that the high ESR value of 65 kOhms is acceptable for the driving capability of the host oscillator circuit to prevent startup failures.

Crystals Part Context

This crystal belongs to the broader category of frequency control products manufactured by Geyer Electronic. The company specializes in quartz crystals, oscillators, and ceramic resonators. This specific model represents a standard tuning fork style crystal commonly used for timekeeping functions in electronic systems.

Crystals Replacement Considerations

Consult official cross-reference lists from Geyer Electronic for verified substitutes. Ensure replacement parts maintain identical frequency, load capacitance, and package dimensions to guarantee functional equivalence without redesigning the PCB layout.