SIT3822AI-1D-33NB

Frequency Stability:	±10ppm
Height:	0.039" (1.00mm)
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):	69mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	--
Series:	SiT3822
Voltage - Supply:	3.3V
Output:	LVPECL
Function:	--
Available Frequency Range:	220MHz ~ 625MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	VCXO
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Bulk

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Programmable OscillatorsProgrammable oscillators are components which allow for frequency tuning and generation of stable output signals. The model SIT3822AI-1D-33NB is a single-axis programmable oscillator which is capable of providing excellent stability, dynamic behavior, and accuracy in a wide range of applications. ApplicationsThe SIT3822AI-1D-33NB is a perfect tool for applications wherein precision frequency control is required with a high degree of dynamic behavior. Some of the common applications which make use of programmable oscillators include the following:Time-Keeping: The use of programmable oscillators in clocks and watches is one of the most common applications in modern day electronics. The high accuracy and stability of programmable oscillators make them the perfect choice for applications where precise time-keeping is needed.Radio Navigation: Oscillators are employed in radio navigation systems to help generate a steady frequency at which the system can communicate with other devices. These oscillators are able to provide a reliable frequency that is free from drift.Signal Processing: Oscillators are needed to generate signals which can be used for signal processing and for frequency-based data transmission. The precision and stability of the SIT3822AI-1D-33NB make it an ideal candidate for generating pulses for digital signal processing.Working PrincipleThe working principle behind a programmable oscillator is not particularly complicated. It is built from a collection of electronic components that work together to generate a repeating signal. The circuit consists of an oscillator, and a transformer or coil, which is used to shape and control the output of the signal.The oscillator works in tandem with an amplifier, which can be designed to produce a single frequency or multiple frequencies. At the core of the oscillator is an amplifier that controls just how much current should be fed into the coil. When a certain voltage is applied, the inductance of the coil will change and this will produce a changing magnetic field. This changing magnetic field produces an alternating current in the coil and the output of this alternating current is the signal. The signal can either be amplified or filtered through a bandpass filter, depending on the application.The frequency of the output signal can be adjusted by changing the voltage applied to the oscillator. This is why the SIT3822AI-1D-33NB is considered to be a programmable oscillator. By changing the voltage applied to the circuit, the user can control the output frequency of the signal.ConclusionProgrammable oscillators such as the SIT3822AI-1D-33NB are used in a variety of applications which require precision frequency control. The oscillator is composed of a coil, an amplifier, and a transformer which together generate a signal that is frequency-tunable. By making adjustments to the voltage applied to the oscillator, the output frequency of the signal can be adjusted. The SIT3822AI-1D-33NB is particularly adept at providing highly accurate and stable signals thanks to its high frequency control accuracy and dynamic behavior.

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