Series:	416
Packaging:	Tape & Reel (TR)
Part Status:	Discontinued at Digi-Key
Type:	MHz Crystal
Frequency:	25MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	18pF
ESR (Equivalent Series Resistance):	200 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-20°C ~ 70°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SMD, No Lead
Size / Dimension:	0.063" L x 0.047" W (1.60mm x 1.20mm)
Height - Seated (Max):	0.018" (0.45mm)

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Crystals: 416F25035CDT Application Field and Working Principle

Introduction

A crystal is the most common type of semiconductor device used in electronic circuits. It is composed of a number of atoms arranged symmetrically in a repeating pattern, such that an electrical charge passing through them creates a potential difference. In its simplest form, a crystal is a metal wire surrounded by a crystal structure held in a physical form by metal electrodes. This metal metal enclosure gives the crystal its name, as it contains metal ions in its lattice structure which vibrate at a particular frequency when given an electrical charge. The metal ions themselves do not contribute directly to the oscillation of the crystal, however the shape of the crystal’s lattice and the oscillation pattern that it creates can affect the electrical wave that passes through it.The 416F25035CDT application field and its working principle are discussed in this article. The 416F25035CDT is a type of crystal oscillator operating at a frequency of 25MHz. It is designed to work as a system clock source for microcontroller applications. In addition to its use as a clock source, this crystal can also be used for other applications including data converters, pulse width modulators, and logic gates.

Application

The 416F25035CDT is designed depending on the system requirements for microcontrollers and for the precision of its systematic clock cycles with a frequency of 25MHz. It is mainly used in those circuits in which high-speed operations are needed, as it creates high frequency oscillations. This crystal is also used in digital signal processing (DSP), where digital-to-analog converters (DACs) and analog-to-digital converters (ADCs) are needed to convert analog signals to digital signals and vice versa. It is also used in applications such as phase-locked loops (PLLs), in which a signal generated by the oscillator is compared with a reference signal to create a loop, and in frequency-synthesizing electronics, to generate a single output frequency, based on combinations of fractional and integer values of the reference signal.

Working Principle

The 416F25035CDT utilizes the piezoelectric effect as its working principle. When a voltage is applied to the electrodes of the crystal, the piezoelectric material depolarizes, causing the crystal to expand and contract in response to the changing electrical field. This expansion and contraction of the crystal produces mechanical forces (oscillations) that result in an electrical signal with a frequency that is determined by the length and width of the crystal lattice. This signal, also known as an oscillator, can then be amplified and used for a variety of applications.

Conclusion

The 416F25035CDT is a type of crystal utilized in applications requiring precise frequency oscillations, such as those found in data converters, PLLs, and frequency-synthesizers. It is designed to operate at a frequency of 25 MHz, and utilizes the piezoelectric effect as its working principle. Its use in microcontroller applications makes it a valuable component for applications requiring high-speed operations.

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