7M-40.000METQ-T

Crystals Overview

The TXC Corporation 7M-40.000METQ-T is a quartz crystal resonator operating at a fundamental frequency of 40 MHz. It features a frequency stability of ±10 ppm and a load capacitance of 10 pF. The component utilizes an SC-cut design with a maximum equivalent series resistance (ESR) of 50 Ohms. It is housed in a compact 4-SMD, no-lead package measuring 3.2 mm x 2.5 mm with a maximum seated height of 0.80 mm. The device supports operation within a temperature range of -40°C to +85°C.

Crystals Feature Summary

• SC-cut quartz construction for high precision and frequency stability
• Compact surface-mount package suitable for automated assembly
• Designed for base mode fundamental resonance operation

Crystals Applications

• High-stability clock generation circuits
• Precision timing references in communication systems
• Embedded microcontroller oscillator applications

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's current part number guide to ensure correct load capacitance and tolerance specifications. Confirm that the required frequency stability and ESR values align with the target circuit design requirements before finalizing procurement orders.

Crystals Selection Notes

Select this component when a small form factor is required alongside strict frequency stability constraints. Ensure the application circuit provides the specified 10 pF load capacitance to maintain accuracy. Verify that the operating environment remains within the -40°C to +85°C range for guaranteed performance.

Crystals Part Context

This part belongs to the 7M series of high-frequency quartz crystals from TXC Corporation. The series is characterized by its small footprint and robust performance in demanding electronic environments. It serves as a standard timing element for modern surface-mount technology assemblies requiring reliable oscillation.

Crystals Replacement Considerations

Direct substitutes include other 40 MHz SC-cut crystals with identical 10 pF load capacitance and ±10 ppm stability. Verify package dimensions and pin configuration compatibility to ensure mechanical fit without PCB redesign.