Frequency Stability:	±25ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.055" (1.40mm)
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	30mA
Operating Temperature:	-40°C ~ 85°C
Series:	353
Voltage - Supply:	5V
Output:	HCMOS
Function:	Enable/Disable
Frequency:	25MHz
Type:	VCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators: 353SB5I250T Application Field and Working Principle

The 353SB5I250T oscillator is a type of programmable oscillator that provides excellent long-term performance with low jitter. It is suitable for many applications in precision timing, and its Phase Jitter (RMS) measurement (as of the time of writing) is less than 500 femtoseconds. This article will explain the application fields for the 353SB5I250T programmable oscillator and its working principle.

Application Fields

The 353SB5I250T oscillator is suitable for a variety of precision timing applications, such as computers, communication systems, test and measurement equipment, aerospace applications, optical communications, and medical equipment. One of its main applications is in computer design. The 353SB5I250T oscillator provides an excellent signal stability over long periods of time, which makes it a great choice for high-performance computing systems. Its low jitter also makes it suitable for handshaking mechanisms in computers, which require quick and consistent responses. The 353SB5I250T oscillator is also used in communication systems, because its timing accuracy makes it a great option for synchronizing communications between different systems. It is frequently used in cellular base station equipment, radio receivers, and optical transmission systems. The 353SB5I250T oscillator is essential for designing accurate timing circuitry in various pieces of test and measurement equipment. For instance, when designing digital oscilloscopes, its excellent precision and long-term stability make the 353SB5I250T ideal for creating accurate timing circuitry. As for aerospace applications, the 353SB5I250T oscillator is perfectly suited for long-term operation, making it suitable for designs such as precision satellite timing systems and navigation equipment. The optical communications sector also makes use of the 353SB5I250T oscillator in their optical systems. Its ability to generate high precision timing signals is perfect for maintaining clock accuracy in sensitive optical communications systems. Finally, the 353SB5I250T is also ideal for medical equipment such as X-ray systems and cardiovascular monitors, where it can be used to ensure that data is accurately and reliably collected.

Working Principle

The working principle of the 353SB5I250T oscillator is based on the use of quartz crystals. Quartz crystals are vibrating structures that are capable of providing reliable and stable electrical signals of precise frequencies. As quartz crystals have excellent stability and accuracy, they are widely used in oscillators to generate high-precision signals. A quartz crystal oscillator consists of a quartz crystal that is connected to an amplifier circuit. The crystal vibrates at a precise frequency, which is determined by its physical characteristics. The amplifier circuit amplifies the signal generated by the crystal and transforms it into an electronic signal that has an output frequency equal to the oscillations of the crystal. This signal is then fed to an output stage, where it is converted into a usable signal. The 353SB5I250T is a programmable oscillator, which means that its operating frequency can be altered with the use of a digital signal. This enables the flexibility of different frequencies without the need for a new quartz crystal. It can also be programmed with a specific frequency for a given application.

Conclusion

The 353SB5I250T programmable oscillator is an excellent choice for many applications in precision timing. It provides excellent long-term performance with low jitter, making it suitable for high-performance computing systems, communication systems, test and measurement equipment, aerospace applications, optical communications systems, and medical equipment. The working principle of the 353SB5I250T is based on the use of quartz crystals, and its operating frequency can be easily altered with the use of a digital signal.

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