CM4040M00012T1521003

Crystals Overview

The CM4040M00012T1521003 is a 40 MHz fundamental mode quartz crystal resonator manufactured by Hefei Jingweite Electronics Co., Ltd. It features a frequency tolerance of ±10 ppm and a load capacitance of 12 pF. The component exhibits an equivalent series resistance of 40 Ohms and utilizes a 4-SMD, No Lead surface-mount package. This device provides stable frequency generation for electronic circuits requiring precise timing references.

Crystals Feature Summary

• Fundamental mode quartz crystal operation for stable frequency control
• Surface-mount 4-SMD no-lead package design for automated assembly
• Defined load capacitance and series resistance characteristics

Crystals Applications

• General purpose timing reference in consumer electronics
• Microcontroller clock source applications
• Communication equipment frequency stabilization

Crystals Procurement Notes

Verify the specific manufacturer datasheet for detailed electrical parameters including stability over temperature and aging rates. Confirm package dimensions and soldering profile requirements with the supplier to ensure compatibility with your manufacturing process. Ensure the component meets relevant environmental standards required for your final product application.

Crystals Selection Notes

Select this component when a 40 MHz fundamental resonance is required with a 12 pF load capacitance. Consider the 40 Ohm ESR for oscillator circuit design to ensure proper startup conditions. Evaluate the ±10 ppm initial frequency tolerance against system timing accuracy requirements before implementation.

Crystals Part Context

This part belongs to the standard quartz crystal resonator category produced by Hefei Jingweite Electronics Co., Ltd. The company specializes in frequency control components, offering various crystal and oscillator solutions. This specific model represents a common surface-mount variant used in mass-produced electronic devices requiring reliable clock signals.

Crystals Replacement Considerations

Consult official cross-reference lists from Hefei Jingweite Electronics Co., Ltd. or authorized distributors for verified substitute part numbers. Ensure any replacement matches the 40 MHz frequency, 12 pF load capacitance, and 4-SMD package form factor.