12.85674

Crystals Overview

The Geyer Electronic America, Inc. model 12.85674 is a quartz crystal component designed for frequency control applications. It operates at a nominal frequency of 12.85674 MHz and utilizes a 4-SMD, No Lead package configuration. The device features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 50 Ohms. It supports a frequency tolerance of ±10 ppm. This component is classified as a Class III Life Supporting Device within the manufacturer's frequency control product line.

Crystals Feature Summary

• Provides precise frequency stability through quartz resonator technology
• Designed for surface-mount integration with no-lead SMD packaging
• Optimized for low impedance operation with specified ESR characteristics

Crystals Applications

• Frequency reference circuits in communication systems
• Clock generation modules for digital logic devices
• Microcontroller oscillator inputs requiring stable timing signals

Crystals Procurement Notes

Verify that the specific part number matches the required frequency tolerance and load capacitance specifications before procurement. Confirm package compatibility with the target PCB footprint. Ensure compliance with Class III life supporting device regulations if used in safety-critical systems. Cross-reference datasheet parameters against system requirements to prevent signal integrity issues.

Crystals Selection Notes

Select this component when a 12.85674 MHz reference is required with ±10 ppm accuracy. Consider the 12 pF load capacitance requirement for circuit design matching. Evaluate the 50 Ohm ESR against oscillator driver strength capabilities. Choose the SMD form factor for automated assembly processes and space-constrained layouts.

Crystals Part Context

This component belongs to Geyer Electronic America's frequency control product range, which includes quartz crystals, oscillators, and ceramic resonators. The manufacturer specializes in time and frequency solutions for industrial and commercial electronics. The 12.85674 model represents a standard off-the-shelf crystal option within their cataloged inventory.

Crystals Replacement Considerations

Consult official substitution matrices for compatible alternatives. Verify that replacement parts match the 12.85674 MHz frequency, 12 pF load capacitance, and 50 Ohm ESR specifications. Ensure identical package dimensions for direct board replacement.