SIT9122AI-2DF-25E300.000000T

Frequency Stability:	±10ppm
Current - Supply (Disable) (Max):	35mA
Height - Seated (Max):	0.039" (1.00mm)
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:	SiT9122
Voltage - Supply:	2.5V
Output:	LVDS
Function:	Enable/Disable
Frequency:	300MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

An oscillator is an electrical circuit that produces an alternating current at a desired frequency when a DC voltage is applied. Oscillators are widely used in a variety of applications and have many different types. One of the main applications of oscillators is in the field of clock and timekeeping. In this field, oscillators are used to generate precise frequency signals for controlling the accuracy of clocks and timers.The SIT9122AI-2DF-25E300.000000T oscillator is a two-output, differential Type 2 output pierce oscillator with a frequency of 25MHz. It provides excellent stability and accuracy in its output thanks to its robust design features and a high order harmonic suppression.

Applications

The SIT9122AI-2DF-25E300.000000T offers a wide variety of applications and can be used in many different fields. In the telecommunications field, it is used for generating clock signals at precise frequencies for digital communications devices such as mobile phones, modems, etc. In the industrial automation field, the SIT9122AI-2DF-25E300.000000T is used to generate highly accurate and reliable clock signals for use in various types of controllers, such as PLCs, servo controllers, drives, and industrial robots. The SIT9122AI-2DF-25E300.000000T is also used in medical and scientific applications, such as generating precise and reliable clock signals for medical and scientific instruments.

Working Principle

The SIT9122AI-2DF-25E300.000000T is a two-output, differential Type 2 output pierce oscillator with a frequency of 25MHz. The oscillator has a pair of transistors (Q1 and Q2) that are connected in a Pierce Circuit configuration. The transistors are biased with a base current to produce an oscillation frequency. When the base current flows through the transistors, they act as a current amplifier between two different capacitors. This current amplifier can be considered as an LC (inductance/capacitance) circuit oscillating at the desired frequency, producing a signal of that frequency. The base current is also used to control the frequency of the oscillation. When the bias current is changed, the frequency of the oscillation changes as well, allowing for precise control of the output signal frequency. The SIT9122AI-2DF-25E300.000000T also has an output stage with two transistors (Q3 and Q4) in a complimentary output stage configuration. This configuration provides high reliability and stability and is also used in precision clocks and timers.

Conclusion

The SIT9122AI-2DF-25E300.000000T is a highly accurate and reliable oscillator that is used for precision frequency control in many industries including telecommunications, industrial automation, medical instrumentation and scientific applications. Its excellent stability and high order harmonic suppression make it an ideal choice for applications that require precise frequency control.

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