9C-27.000MEEJ-T

Crystals Overview

The 9C-27.000MEEJ-T is a surface-mount quartz crystal manufactured by TXC Corporation, operating at a nominal frequency of 27 MHz. It features a frequency stability and tolerance of ±10 ppm within an operating temperature range of -20°C to +70°C. The component utilizes a load capacitance of 18 pF and exhibits an equivalent series resistance (ESR) of 30 Ohms. It is housed in the HC-49S-SMD package, measuring approximately 11.4 mm in length and 4.35 mm in width. This device supports fundamental mode operation and complies with RoHS standards.

Crystals Feature Summary

• Surface-mount design for automated assembly processes
• High frequency stability with ±10 ppm tolerance
• Fundamental mode oscillation for precise timing
• Compliant with RoHS environmental directives

Crystals Applications

• Digital clock signal generation
• Microcontroller system clocks
• Communication interface timing
• Consumer electronics control circuits

Crystals Procurement Notes

Verify the specific suffix and package dimensions against the official datasheet to ensure compatibility with the target PCB footprint. Confirm that the required operating temperature range aligns with the -20°C to +70°C specification. Check for any recent product change notices or end-of-life announcements from the manufacturer before finalizing procurement plans.

Crystals Selection Notes

Select this component when a compact surface-mount solution is required for 27 MHz applications. Ensure the circuit design accounts for the 18 pF load capacitance to maintain accurate frequency performance. Verify that the ESR value meets the oscillator circuit requirements. Consider the temperature range limitations if the application operates in extreme environments.

Crystals Part Context

This part belongs to the 9C series of crystals from TXC Corporation, which are designed for general-purpose timing applications. The series offers various frequency options and packaging styles to suit different electronic designs. The 9C-27.000MEEJ-T specifically addresses the need for reliable, low-profile timing components in modern consumer and industrial devices.

Crystals Replacement Considerations

Direct substitutes may include other 27 MHz SMD crystals with matching 18 pF load capacitance and ±10 ppm stability. Verify mechanical dimensions and pin configuration compatibility. Consult the manufacturer's cross-reference guide for approved alternative part numbers.