402F25011CKR

Series:	402
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	25MHz
Frequency Stability:	±10ppm
Frequency Tolerance:	±10ppm
Load Capacitance:	8pF
ESR (Equivalent Series Resistance):	100 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-20°C ~ 70°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SMD, No Lead
Size / Dimension:	0.079" L x 0.063" W (2.00mm x 1.60mm)
Height - Seated (Max):	0.022" (0.55mm)

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Crystals: 402F25011CKR Application Field and Working Principle

Crystals are oscillators that are used to generate the timing signals of communication systems, consumer electronics, and computers. Specific crystals come in a variety of different shapes and sizes and are used for specific purposes. One such crystal is the 402F25011CKR crystal oscillator, which is used for frequency control in communication systems. In this article, we will discuss the application fields and working principle of the 402F25011CKR crystal oscillator. The 402F25011CKR crystal oscillator is a quartz crystal oscillator designed for frequency control in communication systems. It provides reliable and stable frequency performance, with a frequency tolerance of ±50ppm, a low aging rate of 3 to 5ppm/year, and a wide frequency range of 25 to 60MHz. It is widely used in TV tuners, mobile phones, wireless transmission modules, EW modules, frequency synthesizers, VCOs, microwave communication systems, and radio frequency (RF) receivers. In terms of its construction, the 402F25011CKR crystal oscillator is a miniature quartz crystal oscillator and uses a hermetically sealed, stainless steel coating which ensures its long-term stability and reliability. Miniature quartz crystals are often used due to their low cost, small size, and good frequency stability and accuracy. The 402F25011CKR also uses a ceramic cavity resonator or a SAW resonator. This is capable of providing good noise immunity and excellent filter characteristics. Additionally, the device has an high output drive requirement of 2.0Vpp and 3.3V. Now let us discuss the working principle of the 402F25011CKR crystal oscillator. The oscillator is composed of an electrical network, along with an optical or mechanical oscillator. The electrical network consists of an inductor and a capacitor. The inductor and capacitor to filter RF signals and establish a specific resonance frequency. The inductor and capacitor are connected in series, forming a LC resonant circuit. The crystal (the optical or mechanical oscillator) then delivers a periodic signal of a specific frequency to the circuit. This signal is then multiplied until it reaches the desired amplitude and frequency of the oscillator. Overall, the 402F25011CKR crystal oscillator is an excellent choice for providing reliable frequency control in communication systems. Its small size and high accuracy make it an ideal choice, while its low cost and wide frequency range make it an attractive choice for many applications. The 402F25011CKR can be used in TV tuners, mobile phones, wireless transmission modules, EW modules, frequency synthesizers, VCOs, microwave communication systems, and RF receivers. Its working principle consists of an electrical network (inductors and capacitors) and a crystal oscillator that delivers a periodic signal to the circuit, which is then multiplied until it reaches the desired amplitude and frequency of the oscillator.

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