SIT9005ACE2D-18NH

Series:	SIT9005
Part Status:	Active
Base Resonator:	MEMS
Type:	SSXO
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Available Frequency Range:	1MHz ~ 141MHz
Function:	--
Output:	LVCMOS
Voltage - Supply:	1.8V
Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Frequency Stability (Total):	--
Operating Temperature:	-20°C ~ 70°C
Spread Spectrum Bandwidth:	-2.1%, Down Spread
Current - Supply (Max):	5.5mA
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SMD, No Lead
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Height:	0.030" (0.76mm)

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Programmable Oscillators

Oscillators are devices that use the mechanical and electrical properties of circuits to generate periodic signals with a predetermined frequency. Programmable oscillators are one of the most useful types of oscillators because of their high versatility, allowing them to be configured to generate signals of varying frequencies. Many different applications require the use of programmable oscillators, from communications to robotics to metrology. One such example of a programmable oscillator is the SIT9005ACE2D-18NH.The SIT9005ACE2D-18NH is a programmable oscillator with a built-in frequency tuning range of 4KHz-540MHz. It is a low phase noise oscillator that uses spread frequency synthesis to produce outputs with high accuracy and stability. Additionally, it features a low jitter frequency-synthesized signal output and an ultra-high resolution frequency adjustability feature.The SIT9005ACE2D-18NH is a versatile device that is used in a wide range of applications. In communication systems, it can be used as a reference clock, with its low phase noise characteristics making it suitable for base station clocks, backhaul links, or multi-channel mobile devices. Additionally, it can be used in robotics and automation applications, where its frequency accuracy and stability make it appropriate for use in mechanisms such as servos or steppers that require an accurate pulse train. Its jitter characteristics also make it suitable for telecommunication, metrology, medical, and aerospace applications, as these require very precise frequency references.The working principle of the SIT9005ACE2D-18NH programmable oscillator is based on frequency synthesis, which involves combining multiple signals with different frequencies to produce the output oscillator signal. The oscillator combines multiple high-frequency signals and uses the frequency division phenomenon to generate the output signal at the desired frequency. First, an input signal is sent to a frequency synthesizer, where it is divided into several different frequencies. Those frequencies are then sent to a mixer, where they are combined to create the output signal. The output signal is then fed through a low pass filter, where it is filtered to reduce unwanted and unnecessary noise. The output signal is then sent to an amplifier and a frequency divider to form a loop, and the final output signal is then ready for use.The SIT9005ACE2D-18NH programmable oscillator is an exceptionally useful device due to its versatility, high accuracy and stability, and jitter characteristics. Its wide range of applications make it an indispensable tool in many different fields. By combining the concepts of frequency synthesis and low pass filtering, it is able to generate a highly precise and stable output signal that can satisfy almost any requirement.

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