12.87165

Crystals Overview

The Geyer Electronic America, Inc. model 12.87165 is a ceramic surface-mount crystal designed for frequency control applications. It operates at a nominal frequency of 32.768 kHz with a tolerance of ±20 ppm. The component features a load capacitance of 9 pF and an equivalent series resistance (ESR) of 60 kOhms. It utilizes a tuning fork mode of operation and is housed in a compact 2-SMD, No Lead package measuring 0.079 inches in length by 0.047 inches in width. The device supports a base harmonic working mode and functions within a temperature range of -40°C to +85°C.

Crystals Feature Summary

• Compact 2-SMD no-lead package design suitable for space-constrained surface-mount assembly
• Tuning fork operation mode optimized for low-power timekeeping applications
• High stability ceramic construction ensuring reliable frequency performance

Crystals Applications

• Real-time clock circuits in consumer electronics
• Microcontroller system timing references
• Portable battery-powered devices requiring low power consumption

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure compatibility with required tolerance and packaging specifications. Confirm that the 2-SMD no-lead package dimensions align with your PCB footprint requirements. Check for any recent updates to the RoHS compliance status or material composition declarations prior to final procurement approval.

Crystals Selection Notes

Select this component when a precise 32.768 kHz reference is needed for low-frequency timing tasks. The 60 kOhm ESR value indicates suitability for standard oscillator circuits without excessive loading. Ensure the operating environment stays within the specified temperature range to maintain the ±20 ppm accuracy. Consider the small form factor for dense board layouts.

Crystals Part Context

This part belongs to the KX-327RT series of ceramic crystals manufactured by Geyer Electronic America, Inc. The company specializes in frequency control products including quartz crystals, oscillators, and resonators. This specific model represents a standard tuning fork crystal variant commonly used in general-purpose timing applications across various electronic industries.

Crystals Replacement Considerations

Consult the manufacturer's cross-reference list for direct substitutes. Verify that alternative components match the 32.768 kHz frequency, 9 pF load capacitance, and 2-SMD package dimensions. Ensure equivalent ESR and tolerance ratings are maintained for circuit compatibility.