LFSPXO009584REEL

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	1µA
Height - Seated (Max):	0.037" (0.95mm)
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	4.5mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	CFPS-69
Voltage - Supply:	3.3V
Output:	CMOS
Function:	Standby (Power Down)
Frequency:	10MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators: LFSPXO009584REEL Application Field and Working Principle

Oscillators are electronic devices that generate electrical signals at regular intervals, often through the control of frequency or phase. These signals are used for various purposes, including data synchronization, timing, modulation, and control. One type of oscillator is the LFSPXO009584REEL which operates based on a low phase noise, low power, temperature-compensated crystal oscillator, or TCXO, technology. This article will explore the application field and working principle of the LFSPXO009584REEL oscillator.

Application Field

The LFSPXO009584REEL is a highly reliable, temperature-compensated, crystal oscillator used mainly in aerospace, telecommunications, and military/defense applications. The device is rated for operation temperatures from -20°C to 70°C, and is designed to operate with a low supply current of 5mA. This makes it an ideal choice for use in conditions that require extremely precise signal synchronization and time-keeping. It is also suitable for digital radio frequency (RF) applications, such as in cell phones, radio transmitters, and wideband receivers, which require a high degree of frequency synthesis accuracy. Additionally, it can be used in automotive applications, consumer electronics, and other embedded systems where precise control is needed for data transfer and synchronization.

Working Principle

The working principle of the LFSPXO009584REEL is based on that of a traditional crystal oscillator. It utilizes a quartz crystal’s piezoelectric properties to induce an oscillation in the crystal’s electrical circuit. The quartz crystal’s crystal lattice acts as a capacitor, providing the reactive element. This crystal is housed in a circuit that consists of a resistor, capacitor, and an amplifier, forming a negative feedback loop. In this loop, an input voltage is used to charge the crystal’s capacitance, which then subsequently releases its stored energy in the form of an oscillation. The negative feedback loop ensures that the crystal oscillates at a precise, unchanging frequency. The strength of the signal is amplified by the amplifier, and the oscillation is provided to a circuit or system for its various purposes. The addition of the temperature-compensated feature to this oscillator improves the accuracy of its internal clock to maintain a consistent output frequency and period over a wide temperature range. This is accomplished by fine-tuning the reactive elements in accordance with the changes in temperature.

Conclusion

In summary, the LFSPXO009584REEL is a highly reliable, temperature-compensated, crystal oscillator used in various applications, including aerospace, telecommunications, and military/defense. It works by utilizing a quartz crystal’s piezoelectric properties to induce an oscillation in the electrical circuit. To improve the accuracy of the internal clock, the device is designed with the temperature-compensated feature that fine-tunes the reactive elements according to changes in temperature.

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