12.87166

Crystals Overview

The Geyer Electronic America, Inc. model 12.87166 is a ceramic crystal oscillator designed for surface-mount technology applications. It operates at a fundamental frequency of 32.768 kHz, which is the standard frequency used for real-time clock circuits and low-power timing references in electronic devices. The component exhibits a frequency stability tolerance of -20 ppm to +40 ppm, ensuring reliable timekeeping performance over its operational range. This specific part number represents a standardized ceramic resonator solution suitable for integration into compact consumer electronics and industrial control systems requiring precise periodic signal generation.

Crystals Feature Summary

• Surface-mount ceramic construction optimized for automated assembly processes
• Standardized 32.768 kHz output frequency for real-time clock synchronization
• Defined frequency stability window supporting accurate temporal measurement

Crystals Applications

• Real-time clock circuits in digital watches and handheld devices
• Timekeeping modules in consumer electronics and smart home appliances
• Low-power microcontroller system oscillators requiring stable reference signals

Crystals Procurement Notes

Verify the exact package dimensions and terminal configuration against the official datasheet before finalizing the design. Confirm that the -20ppm/+40ppm stability specification meets the system's timing accuracy requirements. Ensure compatibility with the reflow soldering profile specified by the manufacturer to maintain component integrity during assembly.

Crystals Selection Notes

Select this component when a cost-effective, surface-mount ceramic resonator is required for 32.768 kHz applications. Consider the specific stability tolerance if the application demands tighter frequency control than the standard +/-20ppm quartz offers. Evaluate the physical footprint constraints to ensure the SMD package fits within the available board space.

Crystals Part Context

Geyer Electronic America, Inc. manufactures a broad portfolio of frequency control products, including quartz crystals, oscillators, and ceramic resonators. The 12.87166 belongs to their line of ceramic crystals, which are typically utilized in applications where moderate stability is sufficient and size or cost constraints favor ceramic technology over traditional quartz alternatives.

Crystals Replacement Considerations

Cross-reference compatible parts from other manufacturers offering 32.768 kHz ceramic SMD resonators with similar stability ratings. Verify pinout compatibility and mechanical dimensions to ensure direct replacement without PCB redesign.