578L270CTT

Frequency Stability:	--
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.083" (2.10mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	10-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	3.5mA
Operating Temperature:	-20°C ~ 70°C
Series:	578
Voltage - Supply:	3.3V
Output:	Clipped Sine Wave
Function:	Enable/Disable
Frequency:	27MHz
Type:	TCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to Oscillators

An oscillator is an electronic circuit that produces a repeating waveform, usually a sine wave or a square wave, at a certain frequency. There are several types of oscillators, including quartz crystal oscillators, varactor (tunnel) oscillators, voltage-controlled oscillators (VCOs), and so on. Oscillators are used in many applications, including radio and telecommunications equipment, television and audio systems, and RF (radio frequency) tag readers.

Application of 578L270CTT Oscillator

The 578L270CTT oscillator is a quartz crystal oscillator that is used in many different applications, including medical, automotive, industrial, and consumer electronics. This device is designed to be used in applications where a high accuracy and stability is required, such as in frequency control and timing applications. It can also be used in military and space applications, as well as generating the clock signal for digital circuits. It is available in a number of different frequencies, and can be used to generate frequencies from DC to 100MHz.

Working Principle of 578L270CTT Oscillator

The 578L270CTT oscillator is an electromechanical device that uses the vibration of a quartz crystal to generate a precise, stable frequency. This device consists of a quartz crystal resonator, a piezoelectric transducer, and an electronic oscillator circuit. The construction of a quartz crystal oscillator is very similar to a modified LC (inductance-capacitance) oscillator. The piezoelectric transducer is a device that converts electrical energy into mechanical energy. It consists of two electrodes, a piezoelectric layer, and a flexible diaphragm. When a voltage is applied across the electrodes, the piezoelectric layer produces a mechanical stress, which causes the diaphragm to vibrate. The frequency of the vibration is determined by the physical geometry of the crystal and the frequency of the applied voltage. The quartz crystal resonator is a specially-shaped quartz crystal that is designed to vibrate at a specific frequency. It acts like a filter to ensure that only the desired frequency is generated. The quartz crystal resonator is connected to the piezoelectric transducer, so that the mechanical vibrations of the transducer are amplified by the resonator. The electronic oscillator circuit is responsible for providing the electrical signal to the transducer. It is usually a Colpitts or Hartley oscillator circuit, both of which are LC (inductance-capacitance) oscillators. The circuit is designed to oscillate at the same frequency as the quartz crystal resonator. The combined effect of the piezoelectric transducer, quartz crystal resonator, and the electronic oscillator circuit is to generate a very stable frequency at the output. This frequency is highly accurate and resistant to environmental changes such as temperature, pressure, and vibration.

Conclusion

The 578L270CTT quartz crystal oscillator is an electromechanical device that is used in a variety of applications, including medical, automotive, industrial, and consumer electronics. It consists of a piezoelectric transducer, a quartz crystal resonator, and an electronic oscillator circuit. Together, these components generate a very stable, accurate frequency at the output of the oscillator, making it ideal for frequency control and timing applications.

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