DF18CC1-28.63636MHZ-T

Crystals Overview

The DF18CC1-28.63636MHZ-T is a fundamental frequency crystal oscillator manufactured by MMD Components, operating at a nominal frequency of 28.63636 MHz. This component belongs to the D Series and utilizes an HC-49/US package configuration with two pins. It features a load capacitance of 18 pF and a maximum series resistance of 30 Ohms. The unit offers a frequency tolerance of ±15 ppm and a stability of ±30 ppm. The device is designed for surface mount applications and is supplied in tape and reel packaging.

Crystals Feature Summary

• Fundamental mode crystal operation within the D Series lineup
• Standard HC-49/US package format for reliable mounting
• Designed for stable oscillation with specified load capacitance

Crystals Applications

• Clock signal generation for digital circuits
• Frequency reference for communication modules
• Timing sources for microcontroller systems

Crystals Procurement Notes

Verify the specific frequency tolerance and stability requirements against application needs before ordering. Confirm that the HC-49/US package dimensions align with the target PCB layout constraints. Ensure the supply chain source provides authentic MMD Components products to guarantee performance reliability and consistency.

Crystals Selection Notes

Select this component when a precise 28.63636 MHz reference is required with moderate stability standards. Consider the 18 pF load capacitance compatibility with the host circuit design. Evaluate the 30 Ohm maximum series resistance against drive level limitations to prevent overdriving the crystal element during operation.

Crystals Part Context

This part is part of MMD's D Series crystal portfolio, which includes various frequencies such as 15.36 MHz and 4.5 MHz. These components are generally used for timing applications requiring fundamental resonance. The series maintains consistent packaging and electrical characteristics across different frequency options.

Crystals Replacement Considerations

Direct substitutes include other MMD crystals with identical HC-49/US packages and matching electrical parameters. Verify equivalent load capacitance and stability ratings when cross-referencing with alternative manufacturers' offerings.