Absolute Pull Range (APR):	±50ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.071" (1.80mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	25mA
Operating Temperature:	-40°C ~ 85°C
Series:	VG-4501CA
Frequency Stability:	±50ppm
Voltage - Supply:	3.3V
Output:	CMOS
Function:	Enable/Disable
Frequency:	122.88MHz
Type:	VCXO
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators : VG-4501CA 122.8800M-GGCT3 Application Field and Working Principle

Introduction

An oscillator is an electronic circuit that generates a steady, periodic signal on its output which is usually in the form of a sine wave. Oscillators are used in a variety of applications such as clocks, oscillators in radio transmitters and receivers, quartz crystals used in watches and many more. The VG-4501CA 122.8800M-GGCT3 oscillator is an example of a high-frequency oscillator used in various applications. This paper will provide an overview of the application field and working principle of the VG-4501CA 122.8800M-GGCT3 oscillator.

Application Field

The VG-4501CA 122.8800M-GGCT3 oscillator is a high-frequency oscillator with a frequency range of 100 KHz to 11 GHz. It is primarily used in applications such as generating high-frequency signals for communications, as an oscillator for radio receivers and transmitters, in signal generators, in radar systems, and in medical imaging systems such as MRI.The VG-4501CA 122.8800M-GGCT3 oscillator is also suitable for use in oscillators employed for clock synchronization, providing stable and accurate signals over a wide range of temperatures. Its superior low phase noise into 8 GHz helps reduce system noise while operating on wide bandwidths, and low frequency drift helps ensure that frequency offsets caused by aging and drift are minimized.

Working Principle

The VG-4501CA 122.8800M-GGCT3 oscillator is a voltage-controlled oscillator (VCO). It is composed of an amplifier, an oscillation power supply, and an output stage. The amplifier is used to amplify the input signal and control the frequency of the output signal. The oscillating power supply is used to generate the signal, and the output stage is responsible for providing the output signal.The VG-4501CA 122.8800M-GGCT3 oscillator operates in a closed loop. The input signal is amplified and compared to the output signal. If there is any difference between the two signals, the oscillator will adjust its frequency until the output signal matches the input signal. This process is repeated until the signals are synchronized, and the output signal is sine wave of the desired frequency.

Conclusion

The VG-4501CA 122.8800M-GGCT3 is a high-frequency voltage-controlled oscillator with a frequency range of 100 KHz to 11 GHz. It is used in variety of high-frequency applications, such as communications, radio receivers and transmitters, signal generators, radar systems, and medical imaging systems. Its superior low phase noise into 8 GHz helps reduce system noise, while its low frequency drift helps ensure that frequency offsets caused by aging and drift are minimized. The VG-4501CA 122.8800M-GGCT3 works by amplifying the input signal and comparing it to the output signal. If there is any difference between the two signals, the oscillator will adjust its frequency until the output matches the input signal.

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