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Oscillators

Category Introduction

Oscillator products are used as frequency/time reference sources, distinguished from crystal products often used for similar purposes by their integration of additional functions for maintenance and stabilization of the resulting output. In minimal form, they consist of a crystal or other resonant element plus functions needed to allow a user to obtain a frequency reference without extensive attention to the operation of the resonant element. More advanced devices integrate temperature compensation or control functions in order to obtain a more stable reference or one capable of selective adjustment.

Product List

3 Items
PDF Mfr Part # Quantity
Available		 UnitPrice RFQ Series Packaging Product StatusBase ResonatorTypeFrequencyFunctionOutputVoltage - SupplyFrequency StabilityAbsolute Pull Range (APR)Operating TemperatureSpread Spectrum BandwidthCurrent - Supply (Max)RatingsMounting TypePackage / CaseSize / DimensionHeight - Seated (Max)
HX71160005
HX71160005
CLOCK SAW OSCILLATOR SEAM7050
Diodes Incorporated
 319 $0.92
SaRonix-eCera™ HX Tape & Reel (TR) Active----------------
BB-132.8125MBE-T
BB-132.8125MBE-T
XTAL OSC XO 132.8125MHZ LVPECL
TXC CORPORATION
 101 $0.00
BB Tape & Reel (TR) ActiveCrystalXO (Standard)132.8125 MHzEnable/DisableLVPECL3.3V±50ppm--40°C ~ 85°C-80mA-Surface Mount6-SMD, No Lead0.276" L x 0.197" W (7.00mm x 5.00mm)0.059" (1.50mm)
BB-132.8125MCE-T
BB-132.8125MCE-T
XTAL OSC XO 132.8125MHZ LVPECL
TXC CORPORATION
 467 $0.00
BB Tape & Reel (TR) ActiveCrystalXO (Standard)132.8125 MHzEnable/DisableLVPECL2.5V±50ppm--40°C ~ 85°C-80mA-Surface Mount6-SMD, No Lead0.276" L x 0.197" W (7.00mm x 5.00mm)0.059" (1.50mm)

About Oscillators

What are Oscillators?

Oscillators

Oscillators are electronic circuits or devices that generate a continuous, periodic waveform without an input signal. They convert direct current (DC) from a power supply into an alternating current (AC) signal. The basic operating principle of an oscillator involves a feedback loop that amplifies a signal and feeds a portion of it back to the input, maintaining the oscillation. Oscillators are fundamental components in various electronic devices, providing clock signals, generating radio frequencies, and producing sound waves.

Types of Oscillators

1. Crystal Oscillators

Crystal oscillators use the mechanical resonance of a vibrating crystal of piezoelectric material to create an electrical signal with a precise frequency. They are known for their high stability and accuracy, making them ideal for use in clocks, radios, and computers.

2. RC Oscillators

RC oscillators use resistors and capacitors to determine the frequency of oscillation. They are simple and cost-effective, often used in low-frequency applications such as audio equipment and signal generators.

3. LC Oscillators

LC oscillators use inductors and capacitors to produce high-frequency signals. They are commonly used in radio transmitters and receivers due to their ability to generate stable frequencies over a wide range.

4. Voltage-Controlled Oscillators (VCOs)

VCOs allow the frequency of oscillation to be controlled by an input voltage. They are essential in frequency modulation applications, including synthesizers and phase-locked loops in communication systems.

How to choose Oscillators?

When selecting an oscillator, consider the following key parameters:

  • Frequency Stability: Choose an oscillator with the required frequency stability for your application.
  • Phase Noise: Evaluate the phase noise specifications, especially for communication applications.
  • Temperature Range: Ensure the oscillator can operate within the environmental temperature conditions.
  • Supply Voltage: Match the oscillator's supply voltage with your system's requirements.
  • Package Type: Consider the physical size and mounting style suitable for your design.

To evaluate product quality and reliability, review supplier datasheets, customer reviews, and industry certifications. Consider environmental factors such as humidity and vibration, and ensure proper installation to avoid interference and maintain performance.

Applications of Oscillators

1. Telecommunications

In telecommunications, oscillators are used to generate carrier waves for transmitting signals over long distances. They are crucial in modulating and demodulating signals in devices such as mobile phones and satellite communication systems.

2. Consumer Electronics

Oscillators provide clock signals in consumer electronics like smartphones, tablets, and computers. They ensure synchronized operations of processors and other digital components.

3. Automotive Industry

In the automotive industry, oscillators are used in navigation systems, infotainment systems, and advanced driver-assistance systems (ADAS) to provide precise timing and frequency control.

4. Medical Devices

Medical devices, such as ultrasound machines and MRI scanners, rely on oscillators to generate precise frequencies necessary for imaging and diagnostic purposes.

5. Aerospace and Defense

Oscillators are employed in radar systems, communication equipment, and navigation systems in aerospace and defense applications, where reliability and precision are paramount.