7M40000034

Crystals Overview

The TXC 7M40000034 is a quartz crystal unit designed for frequency control applications. It operates at a fundamental resonant frequency of 4.0 MHz. The component utilizes a HC-49/U package configuration, which provides mechanical stability and standard mounting compatibility. Electrical characteristics include a specified load capacitance typically associated with this series, ensuring accurate oscillation when paired with appropriate circuit components. The device is engineered to maintain frequency stability under defined operating conditions.

Crystals Feature Summary

• Fundamental mode operation for precise frequency generation
• Standard HC-49/U package for reliable mechanical support
• Designed for stable oscillation in digital circuits

Crystals Applications

• Microprocessor clock sources
• Digital communication systems
• Timing reference for microcontrollers

Crystals Procurement Notes

Verify the exact load capacitance and tolerance requirements against the target oscillator circuit design before procurement. Ensure that the operating temperature range aligns with the environmental specifications of the end application. Confirm pin compatibility and mounting orientation during integration planning.

Crystals Selection Notes

Select this component based on the required 4.0 MHz frequency and HC-49/U form factor. Evaluate the load capacitance match with the host circuit to ensure optimal frequency accuracy. Consider the operating temperature range and stability requirements relative to the specific application environment.

Crystals Part Context

This part belongs to TXC's general-purpose quartz crystal lineup. It serves as a passive frequency-determining element in electronic circuits. The HC-49/U package is widely used in consumer electronics and industrial equipment for its durability and cost-effectiveness.

Crystals Replacement Considerations

Cross-reference with other manufacturers offering HC-49/U crystals at 4.0 MHz. Verify equivalent electrical parameters such as motional capacitance and resistance. Ensure physical dimensions and lead spacing match the existing PCB layout.