445I23G14M31818

Series:	445
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	14.31818MHz
Frequency Stability:	±30ppm
Frequency Tolerance:	±20ppm
Load Capacitance:	30pF
ESR (Equivalent Series Resistance):	50 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-40°C ~ 85°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: 445I23G14M31818 Application field and Working Principle

Crystals are well-known in the electronics industry due to their outstanding electrical properties and special process requirements. 445I23G14M31818, the most commonly used crystal type for circuit boards, is mainly used for timing and oscillation applications, which helps to gain a frequency-determining element for a wide range of electronic applications. This article will discuss the application fields and working principles of 445I23G14M31818.The application fields of 445I23G14M31818 can be classified as digital, electrical and analog. In terms of digital use, 445I23G14M31818 is widely used in microprocessors to control the clock running speed and reset timers. As a matter of fact, microprocessors could not operate without external crystals. Moreover, the 445I23G14M31818 acts as an oscillator in electronic circuits to generate a stable oscillating frequency. It can be used in radio and television receivers to enable tuning to a particular frequency. In addition, 445I23G14M31818 is also used in voltage-controlled oscillator (VCO), crystal filters, mixers and timing circuits, to mention only a few of the applications.When it comes to the working principle of 445I23G14M31818 crystals, the principle is to provide the frequency-determining element for the timing and oscillation applications. In simple terms, a crystal is a piece of piezoelectric material, such as quartz or ceramics, which is cut and shaped into a wafer. On the side of the wafer there is an electrode which, together with the piezoelectric material, forms two capacitors commonly referred to as “plates”. This capacitor is then connected to a voltage source, which creates an electric field between the plates. This electric field will cause the piezoelectric material to vibrate, and due to the mechanism of harmonic oscillation, the crystal will vibrate with a certain frequency. This oscillation will be applied to the circuit, allowing it to be used as a time-determining component in the applications mentioned above. To complete the 445I23G14M31818 crystal circuitry, it must be enclosed inside a shielding case, which is made of a non-conductive material, such as plastic or polymers, since the crystal would absorb electromagnetic radiation or electrical noise from the surroundings, reducing its performance and accuracy. Furthermore, the shielding case is also used to protect the crystal from harsh ambient environment, as well as to improve the circuitry as a whole.In conclusion, the 445I23G14M31818 crystal has a wide range of application fields, including digital, electrical and analog applications. Its working principle lies in its piezoelectric material which, when connected to a voltage source, causes it to vibrate with the desired frequency. To ensure the highest accuracy and quality of the crystal, it needs to be enclosed in a shielding casing which protects it from the outside environment. With its many advantages and potential applications, it is no wonder that 445I23G14M31818 is one of the most commonly used crystals for circuit boards.

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