520L05CT16M3680

Frequency Stability:	±500ppb
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.098" L x 0.079" W (2.50mm x 2.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	2mA
Operating Temperature:	-20°C ~ 70°C
Series:	520
Voltage - Supply:	3.3V
Output:	Clipped Sine Wave
Function:	--
Frequency:	16.368MHz
Type:	TCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

Oscillators are electronic components which produce a continuous, periodic waveform useful for producing a clock source or for generating signals in a specific frequency range. The 520L05CT16M3680 is an example of an oscillator used in digital and radio frequency and telecommunications applications. This article will discuss the application field of the 520L05CT16M3680 and the underlying principles it operates on.

530L05CT16M3680 Application Field

The 520L05CT16M3680 from Epsilon, is a surface mount, 5-volt CMOS parallel resonant clock oscillator. The device includes an on-chip crystal resonator and is designed to meet RoHS/WEEE environmental standards which are required in many electronic products. The 520L05CT16M3680 is suitable for use in a wide range of digital and radio frequency applications. They are commonly used for applications requiring low power consumption. The device is suitable for battery operated devices or devices operated by intermittent power sources. The 520L05CT16M3680 is suitable for use in many different types of telecommunications applications such as WCDMA/GSM mobile communication base stations, digital radio base station, customer premises equipment, xDSL modems and digital television systems.The 520L05CT16M3680 is suitable for digital devices such as PCs, Peripherals, Automotive, Industrial Control, Home Networking, Security Systems, Video Streaming & Equipment, Cellular Infrastructure and POS terminals.

530L05CT16M3680 Operation Principle

The 520L05CT16M3680 is an oscillator which consists of an on chip crystal resonator and a CMOS output stage. The CMOS output stage is driven by the on chip crystal resonator, and produces a low frequency output signal in a shape of a sine or a square wave. The frequency of the output signal is determined by the manufacturing tolerance of the crystal used in the device. The device operates in a parallel resonance mode and uses an integrated crystal resonator in combination with external load capacitors. The external capacitors add capacitance to parallel tune the resonant circuit. The device is also designed to have low power consumption and low noise.

Conclusion

The 520L05CT16M3680 is a CMOS parallel resonant clock oscillator. The device is suitable for use in low power applications such as mobile and radio communication, digital equipment and telecommunications. It is designed to meet RoHS/WEEE environmental standards which are vital for many applications.The device operates by creating an output signal with a low frequency which is determined by the manufacturing tolerance of the crystal used in the device. The external capacitors are used to tune the frequency of the output signal, as well as minimizing power consumption and noise.

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