ECX-H27BN-77.760

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.067" (1.70mm)
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):	40mA
Operating Temperature:	-40°C ~ 85°C
Series:	ECSpressCON™ ECX-H
Voltage - Supply:	2.5V
Output:	HCMOS
Function:	Enable/Disable
Frequency:	77.76MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Bulk

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Introduction

The ECX-H27BN-77.760 is a part of a range of oscillators widely used in communications, aerospace, astronomy and computer circuit applications. Oscillators provide the basis of many electrical and electronic oscillation systems, found in a variety of modern electrical and electronic equipment.This particular type of oscillator is a voltage-controlled ceramic crystal oscillator (VCXO). A VCXO is a type of oscillator that provides electrical output signals, in the form of sine waves which oscillate at very high frequencies. The output frequency is determined by the frequency of the crystal used. By varying the voltage applied to the oscillator, it is possible to slightly modify the output frequency of the oscillator and thus control the output signal.In this article, we will examine the application fields and working principle of the ECX-H27BN-77.760 oscillator.

Application Fields of the ECX-H27BN-77.760

The ECX-H27BN-77.760 is used in a variety of applications. It is especially popular in communications and aerospace engineering due to its ability to generate high frequency sine waves with a very small variation in both the frequency and phase. Using a voltage controlled oscillator like the ECX-H27BN-77.760 can save on longer running times, especially in fields which require a stable frequency and small points of variation.The ECX-H27BN-77.760 can also be used in place of a voltage controlled oscillator in the production of communication devices such as satellite communication systems and base station equipment. With its wide range of output frequencies, it can be easily built into equipment which requires very precise and reliable performance.The ECX-H27BN-77.760 is also used in equipment where a data stream needs to be compared to an expected data signal. Wherever high accuracy and precision are required, a VCXO can be applied to check data signals. Examples are:- Astronomy equipment, where precise timing and frequency are critical for accurate telescope pointing- Computer circuit applications, where accurate timing of clocking signals is required- Frequency-hopping communication systems, where precise timing of data is necessary

Working Principle of the ECX-H27BN-77.760

The ECX-H27BN-77.760 is a voltage-controlled crystal oscillator, which utilizes a crystal to generate sine waves. A crystal is a piece of quartz which has been cut and precisely cut to the shape required to generate a particular frequency. As an oscillator, it produces electrical signals, in the form of sine waves, that oscillate at a preset frequency.At the core of the oscillator is a circuit that contains the crystal and a voltage controlled resistor. The resistor provides a low-impedance path which enables the crystal to oscillate at its natural frequency. When a voltage is applied to the oscillator, it will modulate (change) the output frequency slightly. The resistor’s resistance changes depending on the applied voltage, which changes the frequency produced by the crystal.The ECX-H27BN-77.760 utilizes a network of capacitors and inductors to set the initial frequency of the oscillator. It also contains an output stage, which serves to shape the output waveforms and provide level stability.

Conclusion

The ECX-H27BN-77.760 is a voltage-controlled crystal oscillator that is used in a wide range of applications. It has a wide range of output frequencies, making it suitable for use in many communication, aerospace and computer circuit applications. The operating principle of the oscillator is based on the use of a crystal, a voltage controlled resistor and an output network. By varying the voltage applied to the oscillator, it is possible to slightly modify the output frequency of the oscillator and thus control the output signal.

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