SIT9120AI-1B1-XXS74.250000E

Frequency Stability:	±20ppm
Current - Supply (Disable) (Max):	35mA
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	69mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	SiT9120
Voltage - Supply:	2.25 V ~ 3.63 V
Output:	LVPECL
Function:	Standby (Power Down)
Frequency:	74.25MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Tape & Reel (TR)

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SIT9120AI-1B1-XXS74.250000E is an oscillator, a kind of circuit used to generate an AC signal with a desired frequency and amplitude. It is based on an active element, usually an operational amplifier, which is connected to a passive element such as a resistor and/or capacitor, to form a feedback loop. The oscillator is designed as a circuit that is self-regulating, so that it will generate signals of a certain frequency, even when disturbances occur in the input signal.The SIT9120AI-1B1-XXS74.250000E is a low-jitter oscillator, which is ideal for portable applications. It offers a frequency of 74.25MHz and can be output in either differential or single-ended logic. It has a fast lock time and an excellent phase noise of –138dBc/Hz. The device is made from high-performance ceramic materials, for increased reliability and accuracy.The SIT9120AI-1B1-XXS74.250000E oscillator has a wide range of applications, such as in portable digital equipment, data transmission, modems, clocks, and consumer audio/video equipment. It is also commonly used in medical imaging, cellular base stations, and security systems. It is ideal for precision timing applications due to its low-jitter and excellent phase noise performance.The working principle of the SIT9120AI-1B1-XXS74.250000E oscillator is based on the concept of negative feedback. An active element, typically an operational amplifier, is connected to a passive element, such as a resistor and/or capacitor, to form a feedback loop. The active element amplifies an incoming signal, then the passive element provides negative feedback. This feedback then dictates the output frequency of the oscillator, as the positive feedback from the amplifying element strengthens the input signal, while the negative feedback provided by the passive element weakens it. In this way, the oscillator is able to maintain a consistent frequency despite any disturbances in the input signal.The oscillator can be adjusted to achieve a certain characteristics depending on the conditions. One of the adjustments involves the selection of the power supply voltage. This can affect the frequency of the output signal and the amount of phase noise generated. Additionally, different capacitance values can be selected to adjust the frequency range. This technique can also be used to reduce the oscillator\'s jitter.The SIT9120AI-1B1-XXS74.250000E is a reliable and accurate oscillator that is suitable for a variety of applications. It offers a wide frequency range, low jitter, and excellent phase noise performance. Additionally, it is easily adjustable to provide the desired characteristics. Thus, it is suitable for precision timing applications in portable equipment and other electronics.

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