445C25G14M31818

Series:	445
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	14.31818MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±20ppm
Load Capacitance:	30pF
ESR (Equivalent Series Resistance):	50 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-20°C ~ 70°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

Crystals are a type of material with a regular lattice structure that has been made in a variety of materials and shapes. They are used extensively in industry and science, and can be found in virtually every electrical and electronic device. Crystals are also used to measure time and frequency as they can generate a known frequency and detect changes in the surrounding environment. In this article, we will look at 445C25G14M31818 application field and working principle.

445C25G14M31818 Application field

The 445C25G14M31818 is a crystal oscillator that is used in the telecommunications industry. It is a type of crystal-controlled frequency device, and is used in the manufacture of analog telecommunications systems, such as modem boards, routers, and switches. It is also used in other applications, such as automotive and consumer electronics, where precision frequency-timed components are needed.

445C25G14M31818 Working Principle

The 445C25G14M31818 crystal oscillator works based on the piezoelectric effect, where an electrical stimulus is used to cause a mechanical vibration in the crystal’s structure. This vibration will systematically stimulate the frequency that has been set by the manufacturer, resulting in a regular frequency output. This crystal oscillator works using an AT-cut crystal, which has been cut as a thin top layer, giving it enhanced stability and frequency stability over wider temperature ranges.The 445C25G14M31818 also has a unique internal architecture that helps to reduce unwanted signal drift, which can be an issue with other types of crystal oscillators. This design uses an internal capacitor that acts as a frequency stabilization device. This capacitor not only helps to reduce signal drift, but also helps to maintain a more consistent signal even when the signal source is in fluctuating environmental conditions.The 445BC25G14M31818 also has a high performance voltage-controlled oscillator (VCO) module, which is an electronic device that is used to create a stable output signal from an input signal. This VCO helps to ensure that the crystal oscillator can generate a steady output frequency even when the input signal is erratic or pulsed. The VCO is also temperature-stabilized, so the oscillator will maintain its conservative output frequency even when the surrounding environment changes.The 445BC25G14M31818 is also designed with a temperature compensation circuit to further enhance its frequency stability over a wider temperature range. This temperature compensation circuit helps the crystal oscillator to offset any errors caused by temperature changes, so the crystal can consistently generate a precise output frequency even in fluctuating environmental conditions.

Conclusion

The 445C25G14M31818 is an advanced crystal oscillator that is used in telecommunications and other applications to generate reliable output frequencies in fluctuating or pulsed environments or when changes in temperature are detected. It has unique features such as a high performance VCO module and a temperature compensation circuit to help ensure accuracy and reliability.

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