SIT9005ACT2H-25DM

Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Height:	0.030" (0.76mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	6.5mA
Spread Spectrum Bandwidth:	±1.67%, Center Spread
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	--
Series:	SIT9005
Voltage - Supply:	2.5V
Output:	LVCMOS
Function:	--
Available Frequency Range:	1MHz ~ 141MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	SSXO
Base Resonator:	MEMS
Part Status:	Active

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Programmable Oscillators: SIT9005ACT2H-25DM Application Field and Working Principle

Programmable oscillators are electronic components designed to generate a signal at a precise frequency. The SIT9005ACT2H-25DM is a common type of programmable oscillator, which consists of a built-in frequency-control circuit, a temperature-compensated quartz crystal, and one or more clock outputs. The unit is designed for high frequency and high accuracy timing applications and is typically used in military, aerospace, and medical applications, such as body-temperature monitoring systems, particle accelerators, and radiation detectors.Programmable oscillators are typically divided into two broad categories: digital and analog. Digital programmable oscillators use digital logic to generate a precise frequency signal. The SIT9005ACT2H-25DM is an example of a digital programmable oscillator, as it uses digital logic and a built-in frequency control circuit to generate a precise frequency signal. In contrast, analog programmable oscillators use analog circuitry, such as voltage-controlled oscillators, to generate frequency signals.The SIT9005ACT2H-25DM operates using a method known as voltage-controlled frequency tuning, which uses an external voltage source to adjust the frequency of the oscillator. This process is accomplished by adjusting the control terminals of the oscillator to select a frequency. At the same time, an internal temperature compensation circuit is responsible for ensuring accuracy by minimizing the voltage changes due to temperature variations.The main advantage of the SIT9005ACT2H-25DM is its high frequency accuracy. This precision enables the oscillator to produce precise signals in a wide range of applications, including communication systems, medical instruments, and measurement and control systems. Additionally, the SIT9005ACT2H-25DM can be used to generate precise frequency signals for signal processing and signal-to-noise ratio (SNR) measurement in a wide range of applications. Additionally, the unit offers an average temperature coefficient of 0.375ppm/°C and an extremely low jitter of 0.1μs (10ns). This makes the SIT9005ACT2H-25DM one of the most precise and reliable sources of programmable oscillators available.The SIT9005ACT2H-25DM also has a variety of features that make it a versatile solution. For instance, the unit can be connected to external modules to provide additional features, such as logic-control I/O, analog inputs, counter/timer functions, and frequency modulations. Additionally, the unit can be powered using a variety of voltage supplies ranging from 2.7V to 5.5V.In conclusion, the SIT9005ACT2H-25DM is a reliable and versatile programmable oscillator that is suitable for a wide range of applications. With its high frequency accuracy and wide range of features, the unit is an ideal solution for precision timing applications. Thanks to its small size, the SIT9005ACT2H-25DM can easily be integrated into existing designs and can be used to deliver precise frequency signals in a variety of applications.

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