Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	75mA
Height - Seated (Max):	0.071" (1.80mm)
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):	135mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	±70ppm
Series:	Si595
Voltage - Supply:	3.3V
Output:	LVPECL
Function:	Enable/Disable
Frequency:	32MHz
Type:	VCXO
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Strip

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Oscillators

Oscillators are one of the foundational devices for modern communication systems. An oscillator is an electronic device that is capable of continuously generating an electrical waveform with substantially constant frequency and amplitude. These types of devices are typically used as a source of a reference frequency for a radio or communication system. In this article we will discuss the specific application field and working principle of the 595AF32M0000DG oscillator.The 595AF32M0000DG oscillator is a 4-pin ceramic oscillator with an adjustable frequency from 0 to 120MHz over an input voltage of 1.8 to 5.5V. This oscillator is designed for applications that require both high frequency stability and low phase jitter. This oscillator also has a low input current of less than 3mA which makes it an ideal choice for battery powered applications.The 595AF32M0000DG oscillator is a great choice for various communications applications. It is well suited for use in cellular and wireless systems, data transfer systems, radio receivers and streaming audio/video systems. This oscillator is also a great choice for automotive and industrial control applications due to its wide operating temperature range of -40 to +85°C.In terms of its working principle, the 595AF32M0000DG oscillator is designed to generate an alternating current signal with a fundamental frequency that is kept constant despite environmental changes or variations in the supply voltage. This is accomplished through a feedback mechanism in which a part of the output signal is sent back to the input as a reference. This reference signal then controls the frequency of the output signal and ensures that it remains constant.This oscillator uses a Pierce oscillator topology, which is a type of oscillator circuit that is composed of an amplifier with gain and a positive feedback loop from the output of the amplifier back to its own input. This type of oscillator is an RC-tank oscillator in which a negative resistor is provided by a capacitor (C1) in series with an amplifier (A1). This feedback loop is created by an additional field effect transistor (FET) which is connected as a source follower in parallel with C1. This arrangement is stable and resistant to noise.The frequency of the 595AF32M0000DG oscillator is controlled by a voltage-controlled resistor (VR1) and a voltage-controlled capacitance (VC). The resistance of the voltage-controlled resistor is varied by the application voltage which changes the ratio of R1 and C1 in the feedback loop. The voltage-controlled capacitance is then used to adjust the total capacitance of the feedback loop and thus the frequency of oscillation. This type of frequency control allows the user to easily adjust the output frequency within the wide range permitted by the device.To ensure that the oscillator maintains a steady frequency, the device also utilizes frequency trimming. Frequency trimming is a process in which an additional variable resistor is connected in series with R1 in order to fine tune the output frequency. This allows a user to more accurately set the desired frequency of oscillation.In conclusion, the 595AF32M0000DG oscillator is an ideal choice for various communications applications such as cellular and wireless systems, data transfer systems, radio receivers and streaming audio/video systems. This oscillator is also great for automotive and industrial control applications due to its wide operating temperature range and low input current. The frequency of this oscillator is controlled by a voltage-controlled resistor and a voltage-controlled capacitance and can be further adjusted with an optional frequency trimming process.

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