MX3CJJK40M0

Crystals Overview

The Meritek MX3CJJK40M0 is a surface-mount quartz crystal resonator operating at a nominal frequency of 40 MHz. It features a parallel fundamental mode with a load capacitance of 15 pF and a frequency tolerance of ±50 ppm. The device exhibits a frequency stability of 0.005% and an aging rate of 3 PPM per year. Designed for robust performance, it operates within a temperature range of -30°C to +85°C. The physical dimensions are 3.2 mm x 2.5 mm x 0.8 mm, utilizing a four-pin SMD package.

Crystals Feature Summary

• Surface mount construction for automated assembly integration
• Parallel fundamental oscillation mode operation
• AT-cut quartz element for stable frequency generation
• Compliant with RoHS environmental standards

Crystals Applications

• Microcontroller clock source circuits
• Communication module timing references
• Digital signal processing systems
• Consumer electronics timing applications

Crystals Procurement Notes

Verify component authenticity through authorized Meritek distributors or direct manufacturer channels. Confirm that the received parts match the MX3CJJK40M0 designation and exhibit the specified 3225 SMD package dimensions. Ensure storage conditions maintain moisture sensitivity level integrity prior to soldering. Review the official datasheet for specific handling recommendations regarding electrostatic discharge protection during assembly processes.

Crystals Selection Notes

Select this component when a 40 MHz fundamental frequency is required in a compact 3225 footprint. The 15 pF load capacitance must align with the oscillator circuit design specifications. Consider the ±50 ppm tolerance and 3 PPM/year aging characteristics against system timing requirements. Verify that the -30°C to +85°C operating range satisfies the environmental conditions of the target application environment.

Crystals Part Context

This part belongs to the Meritek MX3 series of quartz crystals, designed for general-purpose timing applications. The series offers various frequencies and packages, with the MX3CJJK40M0 specifically providing a 40 MHz output in a standard surface-mount form factor. It serves as a passive frequency control element essential for synchronizing digital logic and communication protocols in modern electronic assemblies.

Crystals Replacement Considerations

Cross-reference with other Meritek 40 MHz crystals in the 3225 package having compatible 15 pF load capacitance. Verify equivalent electrical parameters such as ESR and drive level before substitution. Ensure any alternative maintains the same fundamental mode and temperature range specifications to guarantee circuit compatibility.