Series:	HC49/4HSMX
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	20MHz
Frequency Stability:	±50ppm
Frequency Tolerance:	±30ppm
Load Capacitance:	16pF
ESR (Equivalent Series Resistance):	40 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-10°C ~ 60°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	HC-49/US
Size / Dimension:	0.449" L x 0.150" W (11.40mm x 3.80mm)
Height - Seated (Max):	0.169" (4.30mm)

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Crystals:

Crystals have been used in electronic and radio technology for a variety of purposes, including frequency control and communication (antennas). In recent years, small size and low cost crystals have enabled these devices to be used in consumer electronics such as mobile phones and laptop computers.One such device is the LFXTAL003181REEL crystal resonator. The LFXTAL003181REEL resonator is a miniature quartz crystal oscillator used for frequency control. It is small and low power, making it ideal for consumer electronics applications. It is designed for use in AC/DC application in the 100mW range, and is capable of operating up to 500kHz.The LFXTAL003181REEL uses the principle of piezoelectricity to generate the desired frequency. Piezoelectricity is the phenomenon of certain materials, such as quartz and Rochelle salt, which create an electric charge when deformed or subjected to mechanical stress. This electric charge can then be used to generate a specified frequency.In the case of the LFXTAL003181REEL, a quartz crystal is used as the material. This crystal resonator acts as an electrical filter, allowing electrical signals to pass through it only if they are within a certain frequency range. This range is determined by the shape and size of the quartz crystal resonator. The crystal resonator is mounted in a package and connected to two electrodes, which enable it to receive and send electrical signals.When the crystal resonator receives a signal, it vibrates at a specific frequency. This frequency is determined by the size and shape of the crystal and is affected by external factors such as temperature and pressure. When an electrical signal is fed into the crystal resonator, it vibrates at its frequency, sending a signal that is an exact multiple of the input signal’s frequency. This frequency is used to control other circuits in the device in which it is used.The LFXTAL003181REEL resonator is well-suited for applications involving frequency control, such as radio communications and clocks. It is also suitable for making precision measurements in laboratory settings.Overall, the LFXTAL003181REEL is an ideal choice for anyone looking for a small, low-power and reliable source of frequency control. Its piezoelectricity-based design and low power are ideal for many consumer electronics applications, making it a popular choice in the market.

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