12.94251

Overview

The Geyer Electronic America, Inc. model 12.94251 is a standard CMOS and TTL compatible crystal oscillator operating at a frequency of 28.63636 MHz. It features a 5V supply voltage with integrated enable and disable control functionality. The component utilizes a 4-SMD, No Lead package configuration, measuring approximately 0.126 inches in length and 0.098 inches in width. This surface-mount device is designed for precise timing applications requiring stable clock signals within electronic circuits.

Feature Summary

• Provides standard CMOS and TTL output compatibility for broad interface integration
• Includes built-in enable and disable control capabilities for power management
• Utilizes a compact surface-mount package design for automated assembly

Applications

• Digital logic circuit timing references
• Microcontroller system clock generation
• Communication interface synchronization

Procurement Notes

Verify the specific output waveform requirements against the datasheet to ensure compatibility with downstream logic families. Confirm that the 5V supply voltage aligns with the target system's power rails. Ensure the enable/disable pin configuration matches the control scheme of the host application to prevent unintended operation states during initialization.

Selection Notes

Select this component when a fixed frequency of 28.63636 MHz is required with digital output levels. Consider the physical dimensions of the 4-SMD package for PCB layout constraints. Evaluate the enable/disable feature necessity for systems requiring active power state management or clock gating capabilities during idle periods.

Part Context

This oscillator belongs to the frequency control product category manufactured by Geyer Electronic America, Inc. It serves as a timebase generator within larger electronic assemblies. The part represents a standard solution for applications needing reliable clock signals without the complexity of programmable frequency synthesis or external tuning components.

Replacement Considerations

Consult official manufacturer substitution lists for verified equivalent part numbers. Cross-reference electrical specifications including frequency tolerance, load capacitance, and drive level before implementing any alternative components to maintain system timing integrity.