12.85667

Crystals Overview

The Geyer Electronic America, Inc. model 12.85667 is a surface-mount quartz crystal resonator designed for frequency control applications. It operates at a fundamental frequency of 40 MHz with a frequency stability tolerance of ±10 ppm. The component features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 40 Ohms. It is housed in a compact 4-SMD, No Lead package suitable for automated assembly processes.

Crystals Feature Summary

• Provides precise frequency generation at 40 MHz with stable performance
• Utilizes a lead-free surface mount package for reliable PCB integration
• Engineered for use in frequency control circuits requiring specific load capacitance

Crystals Applications

• Clock signal generation in microprocessor systems
• Frequency reference sources for communication modules
• Timing circuits in consumer electronic devices

Crystals Procurement Notes

Verify the exact datasheet version from Geyer Electronic America, Inc. to confirm current specifications. Ensure compatibility with your circuit's load capacitance requirements. Check for any recent updates to the RoHS compliance status or packaging details before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 40 MHz frequency is required with ±10 ppm stability. The 18 pF load capacitance must match the oscillator circuit design. Consider the 40 Ohm ESR for drive level sensitivity. The 4-SMD package is appropriate for space-constrained designs requiring surface mount technology.

Crystals Part Context

This part belongs to the Geyer Electronic America, Inc. line of quartz crystals. Similar models like 12.85669 offer different frequencies such as 25 MHz. The product line focuses on providing reliable frequency control solutions for various industrial and commercial electronics applications.

Crystals Replacement Considerations

Direct substitutes may include other 40 MHz crystals with identical 18 pF load capacitance and 4-SMD footprint. Verify electrical parameters and mechanical dimensions before substitution. Consult manufacturer cross-reference lists for approved alternatives.