377NB3I1228T

Absolute Pull Range (APR):	±50ppm
Current - Supply (Disable) (Max):	10µA
Height - Seated (Max):	0.079" (2.00mm)
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):	55mA
Operating Temperature:	-40°C ~ 85°C
Series:	377
Frequency Stability:	±50ppm
Voltage - Supply:	2.5V
Output:	LVDS
Function:	Enable/Disable
Frequency:	122.88MHz
Type:	VCXO
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators: 377NB3I1228T Application Field and Working Principle

Oscillators are electronic circuits that generate a repetitive electronic signal with a fixed frequency rate. They are fundamental components in countless electronics applications, from basic control systems in machines, to radio communication systems, as well as high end computing technologies. One of the most popular kinds of oscillator is the 377NB3I1228T, a type that is characterized by excellent time stability, waveform stability and frequency stability. This article will provide a detailed description of the application fields and the working principle of the 377NB3I1228T oscillator.

Application Fields of the 377NB3I1228T Oscillator

The 377NB3I1228T oscillator can be used in a variety of applications. It is commonly used as a timebase in oscilloscopes, clocks, and various metering instruments, as it provides a very stable signal. In addition, it is used in scientific and medical instrumentation, such as respirators, ECG machines, and patient monitors. It is also used in communication and control systems, such as transceivers and protocol monitors. Lastly, it is often used in computer systems, particularly in critical timing areas, such as input/output systems and memory interfaces.

Working Principle of the 377NB3I1228T Oscillator

The 377NB3I1228T is an electronic oscillator based on the Pierce oscillator topology, which was invented in 1923 by electrical engineer George Edward Pierce. The oscillator uses a single transistor to form an amplifier, a capacitor to provide a time delay, and a resistor to increase the gain. This basic circuit allows for a large signal oscillation at a given frequency. The two poles of the amplifier act as the feedback components, causing the signal to oscillate in a stable manner.The frequency of oscillation of the circuit is determined by the capacitor and the resistor in the feedback path. The total load capacitance of the circuit, including the capacitor and the transistor, also affects the oscillation frequency. By changing the values of the resistor and/or capacitor, the frequency of oscillation can be adjusted over a wide range.In addition to the frequency control, the 377NB3I1228T also employs an internal temperature compensation system. This ensures that the frequency of the oscillations remains constant, even when the ambient temperature changes. This makes the 377NB3I1228T an ideal choice for applications that require precise timing.

Conclusion

The 377NB3I1228T oscillator is a versatile electronic component that is capable of providing reliable timing signals in a wide range of applications. Its features, such as wide frequency range, temperature stability, and reliable performance, make it an excellent choice for numerous industrial and consumer applications. Its Pierce oscillator topology allows for accurate frequency control, which allows users to tailor their circuits as needed.

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