445A35S12M00000

Series:	445
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	12MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	Series
ESR (Equivalent Series Resistance):	50 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-10°C ~ 60°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	2-SMD, No Lead
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Height - Seated (Max):	0.053" (1.35mm)

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Crystals: 445A35S12M00000 Application Field and Working Principle

Crystals are at the heart of a great many electronic devices. They come in many shapes and sizes, and have a wide variety of uses. The 445A35S12M00000 is one such crystal, and its range of uses is broad. Here, we’ll look at some of these applications, as well as the crystal’s working principle.

445A35S12M00000 Applications

Perhaps the most common use of the 445A35S12M00000 is as a timing reference in electronic circuits. Its accuracy is able to provide precise frequencies, enabling precise clock signals in digital circuits and precise audio signals in analog ones. As such, it is found in many devices, ranging from digital micro-controllers to professional audio equipment.The extremely accurate frequencies produced by the crystal also make them suitable for resonance frequency measurement applications. This is used in mass spectrometers, such as in the measurement of oxytocin levels in cows. Here, even minuscule differences in frequency can make a big difference in the accuracy of results.Finally, the crystal is also increasingly being used for “atomic clocks”, where its extreme accuracy is used for precise timekeeping in a wide variety of settings. Here again, the 445A35S12M00000 is popular due to its small size and ease of integration.

Working Principle

At the heart of a crystal’s ability to generate accurate frequencies is its piezoelectric effect. In essence, this is the ability of certain parts of a crystal to expand and contract in reaction to an electric current.When a voltage is applied to a crystal, it vibrates at a certain frequency, often determined by its size and shape. This vibration generates a voltage, which, when returned to the crystal, amplifies the vibration, causing it to vibrate even more, creating a positive feedback loop. This loop is known as a resonance, and it is this resonance that is used in the 445A35S12M00000 to create the accurate frequencies required for its applications.

Conclusion

The 445A35S12M00000 is a small but incredibly accurate crystal, used in a wide variety of applications from mass spectrometers to digital electronics, and even atomic clocks. Its accuracy is thanks largely to its piezoelectric effect, where the vibrations from applying a voltage to the crystal generate a resonant frequency that can be used to generate precise signals.Overall, the 445A35S12M00000 is one of the most accurate crystals on the market, and its small size and ease of integration make it perfect for many applications.

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