591AB250M000DGR

Frequency Stability:	±25ppm
Current - Supply (Disable) (Max):	75mA
Height - Seated (Max):	0.071" (1.80mm)
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):	125mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	Si591
Voltage - Supply:	3.3V
Output:	LVPECL
Function:	Enable/Disable
Frequency:	250MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

Oscillators are electronic circuits which are used to generate repetitive signals with various shapes at a particular frequency. Oscillators are vital components in many electronic applications, such as radio transmitters and receivers, test and measurement systems, communications circuits, audio circuitry and computer systems. The 591AB250M000DGR is a type of oscillator which is particularly well-suited for radio frequency (RF) applications. In this article we will look at the application field of the 591AB250M000DGR oscillator and examine its working principle.

Application Field

The 591AB250M000DGR oscillator is designed for use in radio frequency (RF) applications. It is a miniature, sealed-package oscillator which can be used in high temperature, high shock and vibration environments. It is suitable for use in military and commercial communication systems, as well as other precision RF applications.The 591AB250M000DGR oscillator features a supply current of 350mA and an operating temperature range of -40°C to +85°C. It is capable of providing a square wave output of 300kHz-1GHz. The oscillator has a high precision and stability, with a temperature coefficient of 0.48ppm/°C. As such, it is particularly suitable for applications which require a high degree of accuracy and reliability.

Working Principle

The 591AB250M000DGR oscillator utilizes a crystal-controlled oscillation circuit. The main components of this circuit are a quartz crystal and an electronic amplifier. The quartz crystal acts as an impedance matching network, thereby allowing the amplifier to resonate at a particular frequency. The quartz crystal is used to maintain the frequency of the oscillator at a predetermined value.The oscillator works by creating an oscillation which is fed back into itself. When the oscillation passes through the quartz crystal, it creates a feedback loop which is used to maintain the frequency of the oscillation at a predetermined level. The electronic amplifier is used to amplify and shape the oscillation for use in the application.

Conclusion

The 591AB250M000DGR oscillator is a type of oscillator which is well-suited for use in RF applications. It is designed for use in high temperature, high shock and vibration environments. The oscillator utilizes a crystal-controlled oscillation circuit which uses a quartz crystal to maintain the frequency of the oscillation at a predetermined value. It is capable of providing a square wave output of 300kHz-1GHz and features a temperature coefficient of 0.48ppm/°C. As such, it is particularly suitable for applications which require a high degree of accuracy and reliability.

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