HCM498000000AGJT

Series:	HCM49
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	8MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	18pF
ESR (Equivalent Series Resistance):	100 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	HC-49/US
Size / Dimension:	0.449" L x 0.190" W (11.40mm x 4.83mm)
Height - Seated (Max):	0.169" (4.30mm)

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Crystals

Crystals play a critical role in modern technology. This article will provide an overview of the HCM498000000AGJT and its application field, as well as its working principle.HCM498000000AGJT is a crystal oscillator, a type of electronic device that uses the electrical properties of quartz crystal to generate and maintain a precise frequency. It is widely used in the fields of telecommunications, aerospace, automotive, marine, medical, antenna systems and more.The crystal oscillator consists of three major parts: a quartz crystal plate, an oscillator circuit and a frequency divider. The quartz crystal plate is a rectangular plate cut from quartz crystals and is made up of positive and negative electrodes. The oscillator circuit is connected to the quartz crystal plate and acts as a driving circuit to generate and maintain a stable frequency. Finally, the frequency divider is used to divide the frequency generated by the oscillator circuit, which allows the crystal resonator to provide a wide range of operating frequencies.The application field of the HCM498000000AGJT is determined by the frequency it is designed to generate, which can range from 10 MHz to 223 MHz. It is often used in areas where accurate frequency control is required, such as cellular base stations, GPS systems, satellite navigation systems, industrial control systems, microprocessor systems and more.The working principle of the HCM498000000AGJT crystal oscillator is relatively simple. An alternating voltage is applied to the quartz crystal plate, causing it to vibrate in its mechanical resonance frequency. The oscillator circuit then amplifies the vibrations, causing them to become an alternating current in the output terminals. This alternating current is then divided by the frequency divider to achieve the desired output frequency. In summary, the HCM498000000AGJT is a versatile and popular crystal oscillator used in a variety of fields. Its application field is determined by the frequency it is designed to generate, ranging from 10 MHz to 223 MHz. Its working principle is relatively simple and involves an alternating voltage being applied to the quartz crystal plate, which is then amplified by the oscillator circuit and divided by the frequency divider to achieve the desired output frequency.

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