SIT9002AI-18N25SO

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	10µA
Height:	0.031" (0.79mm)
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):	84mA
Spread Spectrum Bandwidth:	-0.50%, Down Spread
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	--
Series:	SiT9002
Voltage - Supply:	2.5V
Output:	LVPECL
Function:	Standby
Available Frequency Range:	1MHz ~ 220MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Bulk

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Programmable Oscillators: SIT9002AI-18N25SO Application Field and Working Principle

Programmable oscillators are versatile, supporting precise timing generated from a wide range of frequencies. As such, they have a variety of applications, from aircraft navigation to medical equipment to process control, making them an essential component in the modern circuit design. Among them, the SIT9002AI-18N25SO, is widely used and highly favored. This article will discuss the application field, as well as the work principle behind SIT9002AI-18N25SO.

Application Field

The SIT9002AI-18N25SO is a programmable oscillator with a frequency range of 3.2 to 25MHz. This range covers a wide selection of popular commercial, industrial, and military frequencies, making the SIT9002AI-18N25SO an ideal programmable oscillator for a variety of applications. For example,the SIT9002AI-18N25SO is widely used in highly precise navigation systems and communication equipment due to its low phase jitter and high stability. In addition, the SIT9002AI-18N25SO is also used in medical imaging and other medical equipment, such as X-ray machines, CT scanners, and MRI machines, due to its ability to maintain a constant frequency over a wide range of environmental conditions.

Working Principle

The SIT9002AI-18N25SO uses a variety of design elements to ensure its accuracy and stability, including a “triple temperature-compensated crystal oscillator” (TCXO) circuit design and a phase-locked loop (PLL) circuit. The TCXO circuit consists of a crystal oscillator and three temperature-compensating circuits, which are then connected to a PLL circuit. This PLL circuit helps to ensure the accuracy of the oscillator output, while the TCXO circuit helps to maintain a consistent frequency over a wide range of temperatures, ensuring the stability of the output. The SIT9002AI-18N25SO also features a two-pin digital interface, which allows it to be programmed to provide a frequency output of 3.2 to 25MHz with an accuracy of ±25 ppm. This digital interface also simplifies programming and makes the SIT9002AI-18N25SO an ideal choice for use in programmable systems. In addition, the SIT9002AI-18N25SO also features a 3V supply voltage and a current consumption of 200 mA, making it highly power-efficient.

Conclusion

The SIT9002AI-18N25SO is a versatile and powerful programmable oscillator, with a wide range of applications and a range of features that make it an ideal choice for high precision systems. Its triple temperature-compensated crystal oscillator circuit design and phase-locked loop circuit ensure its accuracy and stability, while its two-pin digital interface and low power consumption make it well suited for a variety of programs. As such, the SIT9002AI-18N25SO is an ideal component for modern circuit designs.

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