AX7DAF1-657.4219C

Frequency Stability:	±25ppm
Current - Supply (Disable) (Max):	65mA
Height - Seated (Max):	0.075" (1.90mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	8-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	70mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	Clearclock™ AX7
Voltage - Supply:	3.3V
Output:	LVDS
Function:	Enable/Disable
Frequency:	657.4219MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Strip

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Introduction

Oscillators are electronic circuits that generate electrical signals at a desired frequency. There are various types of oscillators, including analog, digital, and hybrid, each of which is based on a specific type of design. The AX7DAF1-657.4219C oscillator is a hybrid oscillator which has a combination of both analog and digital circuitry. It is a popular choice due to its high frequency stability and excellent thermal stability. This article will discuss the application field and working principle of the AX7DAF1-657.4219C oscillator.

Application Field

The AX7DAF1-657.4219C oscillator is used in a variety of applications. It is particularly suitable for high frequency applications, such as satellite communication systems, 4G/LTE wireless systems, and automotive radar systems. It is also suitable for other applications such as medical imaging, avionics, and consumer electronics. The AX7DAF1-657.4219C is a low-cost and reliable solution for many of these challenging applications.

Working Principle

The working principle of the AX7DAF1-657.4219C oscillator is based on the principle of negative resistance and dynamic frequency pull-in. In this type of oscillator, the frequency is determined by the ratio of the negative resistance and the dynamic pull-in voltage. The negative resistance controls the low frequency while the dynamic pull-in voltage regulates the high frequency. As the dynamic pull-in voltage increases, the frequency of the oscillator increases.

Design Features

The AX7DAF1-657.4219C oscillator has several design features that make it an ideal choice for many applications. It has a low-power consumption of only 1.2 watts which makes it suitable for battery-powered applications. It also has a wide operating temperature range of -40°C to 125°C which allows it to be used in high-temperature environments. Additionally, the oscillator has excellent shock and vibration resistance which makes it suitable for use in harsh environments.

Conclusion

The AX7DAF1-657.4219C oscillator is a hybrid oscillator which has a combination of both analog and digital circuitry. It is suitable for a variety of applications, particularly those which require high frequencies and excellent thermal stability. The oscillator is designed with various features such as low power consumption, wide operating temperature range, and excellent shock and vibration resistance. These features make the AX7DAF1-657.4219C oscillator an attractive choice for many applications.

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