SIT8008AIU8-25S

Frequency Stability:	±20ppm
Current - Supply (Disable) (Max):	2.5µA
Height:	0.039" (1.00mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	4.5mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	--
Series:	SiT8008
Voltage - Supply:	2.5V
Output:	HCMOS, LVCMOS
Function:	Standby
Available Frequency Range:	1MHz ~ 110MHz
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: SIT8008AIU8-25S Application Field and Working Principle

Programmable oscillators are a type of electronic device used to generate electrical signals at precise frequencies. The SIT8008AIU8-25S is a programmable oscillator designed to produce signals between 4.915 kHz and 25 GHz. It is used in a wide range of applications, including radar systems, communications, imaging, and instrumentation.

Design and Features

The SIT8008AIU8-25S is a one-chip oscillator with a maximum frequency of 25 GHz. It features a phase-locked loop (PLL) circuit to ensure signal stability and frequency accuracy. In addition, it has a programmable frequency range, allowing users to adjust the frequency over a wide range. The SIT8008AIU8-25S also has a built-in temperature sensor to monitor temperature changes during operation and adjust the frequency accordingly.

Working Principle

The SIT8008AIU8-25S utilizes a crystal oscillator to generate a precise time base signal. This signal is fed into the PLL circuit, which is responsible for maintaining signal stability. The PLL circuit contains two components – a phase detector and an oscillator – which work together to adjust the frequency of the signal.The phase detector analyzes the incoming signal and compares it to a reference signal provided by the external oscillator. If there is a discrepancy between the two signals, the phase detector adjusts the output frequency until the reference signal and the incoming signal match.The oscillator then takes the adjusted frequency and amplifies it to the required level. Once adjusted, the frequency output is sent to the rest of the system. This ensures the output frequency is always accurate, regardless of system conditions or temperature changes.

Applications

The SIT8008AIU8-25S is used in a variety of applications, including radar systems, communications, imaging, and instrumentation. Its high frequency output makes it particularly suitable for radar systems and communications, where it can be used to detect nearby objects and transmit signals. The programmable frequency range allows users to customize the output frequency for different applications.In addition, the SIT8008AIU8-25S is often used in imaging systems. Its precise frequency output can be used to generate ultrasound signals, which can be processed and converted into detailed images. This makes it an ideal solution for medical imaging systems, such as ultrasounds and X-rays.Finally, the SIT8008AIU8-25S is also used in instrumentation systems, where it can be used to generate test signals for calibration and measurement purposes.

Conclusion

The SIT8008AIU8-25S is a programmable oscillator designed to produce signals between 4.915 kHz and 25 GHz. It features a phase-locked loop (PLL) circuit for frequency accuracy and a programmable frequency range for customizing the output frequency. The SIT8008AIU8-25S is used in a variety of applications, including radar systems, communications, imaging, and instrumentation. It is an ideal solution for its wide range of applications due to its precise frequency output and programmable frequency range.

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