7M-40.000MEEQ-T

Crystals Overview

The TXC Corporation 7M-40.000MEEQ-T is a quartz crystal resonator operating at a fundamental frequency of 40 MHz. It features a frequency stability and tolerance of ±10 ppm, with an equivalent series resistance (ESR) of 60 Ohms and a load capacitance of 10 pF. The component utilizes a 4-SMD, No Lead package with dimensions of 3.20mm x 2.50mm x 0.80mm. It supports base harmonic operation mode and functions within a temperature range of -20°C to +85°C.

Crystals Feature Summary

• High-frequency stability with ±10 ppm tolerance for precise timing applications
• Compact surface-mount design suitable for space-constrained PCB layouts
• Robust performance across industrial and consumer temperature ranges

Crystals Applications

• Precision clock generation in communication systems
• Timing reference sources for microcontrollers and processors
• Frequency control in consumer electronic devices

Crystals Procurement Notes

Verify the specific suffix 'EQ' against the official TXC datasheet to confirm exact electrical parameters and packaging specifications. Ensure compatibility with reflow soldering profiles and check for RoHS compliance status prior to integration. Confirm that the 10pF load capacitance matches the oscillator circuit requirements.

Crystals Selection Notes

Select this component when a 40 MHz fundamental frequency with tight ±10 ppm stability is required. The 4-SMD package offers a balance between size and thermal performance. Consider the 60 Ohm ESR value for oscillator circuit design to ensure reliable startup and sustained oscillation.

Crystals Part Context

This part belongs to the TXC 7M series of quartz crystals, designed for general-purpose timing applications. The series provides various frequency options in standard SMD packages, catering to the needs of modern electronics manufacturing where reliability and consistent performance are critical.

Crystals Replacement Considerations

The 7M-40.000MAHE-T is listed as a parameter-equivalent alternative from the same manufacturer. Verify package dimensions and electrical characteristics before substitution.