SIT9120AC-1BF-XXE156.250000G

Series:	*
Packaging:	Tape & Reel (TR)
Part Status:	Active
Mounting Type:	Surface Mount
Package / Case:	6-SMD, No Lead
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Height - Seated (Max):	0.032" (0.80mm)

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Oscillators

Oscillators are electronic components used to generate a repeating waveform of a certain frequency. They are part of one of the main signal generating mechanisms in many circuit designs, which make them widely applicable in various applications such as telecommunications, aerospace, power oscillations, and audio technology. The SIT9120AC-1BF-XXE156.250000G is a type of oscillator that belongs to the crystal oscillator family.

Background of Crystal Oscillators

Crystal oscillators first appeared in 1922 and were developed by American physicist William Duddell and British physicist John Robinson. These oscillators are based on a piezoelectric crystal that vibrates when electrical charge is applied, and a feedback loop is used to maintain the vibration at a constant level. Unlike other oscillator types such as phase-shift and RC oscillators, crystal oscillators offer more frequency stability, higher frequencies, and longer lifespans.

SIT9120AC-1BF-XXE156.250000G Application Field and Working Principle

The SIT9120AC-1BF-XXE156.250000G is a high-precision, low-power crystal oscillator capable of producing signals with a frequency of 156.250000GHz. This oscillator is suitable for LiDAR (Light Detection and Ranging) applications, which require highly stable and specific frequencies in order to accurately detect and analyze a moving object. Such applications include sensing in autonomous vehicles, surveying, and machine vision.In terms of the working principle, the SIT9120AC-1BF-XXE156.250000G utilizes a quartz crystal oscillator operating in a Pierce oscillator circuit configuration. This requires an input voltage to be applied at the terminals of the quartz crystal, which leads to vibrations in the crystal. This vibration is then picked up by an amplifier, and the resulting output signal is fed back into the inputs of the quartz crystal in order to maintain the constant vibrations. This then generates a stable and repeatable waveform of a specific frequency.

Advantages and Limitations

The SIT9120AC-1BF-XXE156.250000G has many advantages. Firstly, it is capable of producing extremely stable frequencies, making it suitable for applications that require high-precision frequency signals. Secondly, the oscillator is also very low power, with a power consumption of only 50 mW in standby mode and 400 mW in operation. Finally, it can operate in a temperature range of -55°C to +130°C, making it reliable in a wide range of environmental conditions.However, the SIT9120AC-1BF-XXE156.250000G also has some limitations. This oscillator is only capable of producing frequencies up to 156.250000GHz, which may not be sufficient for some applications. Furthermore, the oscillator is more expensive than other oscillator types, such as RC oscillators, due to its higher precision.

Conclusion

In conclusion, the SIT9120AC-1BF-XXE156.250000G is a highly precise crystal oscillator suitable for LiDAR applications that require accurate frequency signals. It offers a high degree of frequency stability, low power consumption, and an extended operating temperature range to ensure reliable operation in a number of conditions. Although it is more expensive than other types of oscillators, its higher precision makes it ideal for a variety of applications.

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