C3E-40.000-12-1520-R

Crystals Overview

The C3E-40.000-12-1520-R is a parallel fundamental quartz crystal manufactured by Aker Technology Corp. It operates at a nominal frequency of 40 MHz with a load capacitance of 12 pF and an equivalent series resistance (ESR) of 50 Ohms. The component features a 4-SMD, No Lead surface-mount package. It supports a standard temperature range of -10°C to +70°C with a frequency tolerance of ±15 ppm at 25°C. The device complies with RoHS standards and offers a maximum aging rate of 3 ppm per year.

Crystals Feature Summary

• Surface-mount design for automated assembly
• Fundamental mode oscillation stability
• RoHS compliant lead-free construction

Crystals Applications

• Microcontroller clock sources
• Communication module timing
• Digital signal processing circuits

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required temperature ranges and tolerance levels. Confirm that the 4-SMD no-lead package dimensions align with the target PCB footprint. Cross-reference the ESR value of 50 Ohms with the oscillator circuit requirements to guarantee reliable startup conditions.

Crystals Selection Notes

Select this component when a 40 MHz fundamental frequency is required in a compact surface-mount form factor. The 12 pF load capacitance suits circuits designed for this specific capacitive load. Consider the ±15 ppm tolerance for applications requiring moderate frequency accuracy within the industrial temperature range.

Crystals Part Context

This part belongs to the C3E series of parallel fundamental quartz crystals from Aker Technology Corp. The series provides various frequency options in standardized SMD packages. The C3E designation indicates a specific physical size and pin configuration optimized for high-volume surface-mount manufacturing processes.

Crystals Replacement Considerations

Direct substitutes include other manufacturers' 40 MHz SMD crystals with identical 12 pF load capacitance and similar ESR values. Verify mechanical dimensions and soldering profile compatibility before substitution.