520T25CA20M0000

Frequency Stability:	±2.5ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.098" L x 0.079" W (2.50mm x 2.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	2mA
Operating Temperature:	-20°C ~ 70°C
Absolute Pull Range (APR):	--
Series:	520
Voltage - Supply:	2.8V
Output:	Clipped Sine Wave
Function:	--
Frequency:	20MHz
Type:	VCTCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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520T25CA20M Oscillator: Application Field and Working Principle

Oscillators are widely used in a variety of electronic circuits for signal generation, frequency synthesis and timing. The most common class of oscillators are those that produce a single frequency sinusoidal output determined by the values of capacitors and inductors. This is, however, not the case with the 520T25CA20M oscillator. Instead, this oscillator is a combination of frequency generating circuit and voltage controlled oscillator used for frequency synthesis and timing applications.The 520T25CA20M oscillator is a single-package integrated circuit that provides the capability of producing up to twenty-five distinct frequencies. It is constructed with multiple resistive and capacitive elements connected in a unique configuration.The application field of the 520T25CA20M oscillator is established by its combination of linear frequency synthesizer and voltage-controlled oscillator. The frequency range of the oscillator can be varied from 5 kHz to 20 MHz. This range is useful for a variety of applications requiring different frequencies in order to create complex timing signals.The most common application for the 520T25CA20M oscillator is in communication systems, where it applies frequency synthesis for dynamic signal generation. It can be used to modulate signals as well as to generate tones of any frequency in the audible range. Furthermore, the oscillator can be used in various control systems in order to generate precise timing signals for specific operations.The 520T25CA20M oscillator works on the principle of alternating current (AC) feedback. First, a voltage source is provided to the oscillator. This could either be a DC voltage or an AC voltage, depending on the application. Then, a resistor is used to adjust the voltage of the source. From there, capacitors act as a filter to regulate the output frequency. These capacitors are adjusted to create the desired frequency output by altering the resistor values.Finally, the oscillator’s voltage-controlled oscillator (VCO) is used to complete the frequency synthesis process. The VCO is a circuit that produces an oscillating frequency based on the voltage applied to it. It is used to create a precise frequency output that can be controlled by varying the voltage.In summary, the 520T25CA20M oscillator is an integrated circuit designed for frequency synthesis and timing applications. It utilizes a combination of linear frequency synthesizer and voltage-controlled oscillator to create up to twenty-five distinct frequencies in the range of 5 kHz to 20 MHz. This oscillator is widely used in communications systems and other control systems, where it is used to modulate and generate tones of any frequency as well as to produce precise timing signals for specific operations. It works on the principle of AC feedback and uses capacitors to adjust the output frequencies.

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