633P12502I2T

Frequency Stability:	±100ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.039" (1.00mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	88mA
Operating Temperature:	-40°C ~ 85°C
Series:	633
Voltage - Supply:	2.5V
Output:	LVPECL
Function:	Enable/Disable
Frequency:	125MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators

Oscillators are electronic circuits that generate repetitive waveforms, used in a variety of applications including generating signals, powering devices, controlling machinery, and timing circuits. The 633P12502I2T is a high-performance 2-channel oscillator from Altera Corporation that is commonly used in telecommunications, portable electronics, and industrial control applications.

Technology Overview

The 633P12502I2T oscillator utilizes a lithium-ion power source to provide excellent performance over a wide frequency range. It employs an advanced voltage-controlled oscillator (VCO) to produce a sinusoidal waveform with a frequency range of 20 – 120MHz. An on-board PLL provides frequency stability, while a precision-calibrated amplifier ensures a consistent output of the waveform.

Applications

The 633P12502I2T oscillator can be used in a variety of applications. It is commonly used in telecommunication systems, such as cell phones, radio and television broadcasting, and satellite TV receivers. It is also used in industrial control systems and in portable electronic devices such as music players, where it is used to provide precise timing for switching components.

Working Principle

The 633P12502I2T oscillator operates by means of an advanced voltage-controlled oscillator (VCO). The VCO is an oscillator circuit that produces a sinusoidal waveform with a frequency determined by an input voltage. The oscillator uses an on-board phase-locked loop (PLL) to adjust the operating frequency of the VCO and provide frequency stability.The PLL contains a reference oscillator and an adjustable frequency divider. The reference oscillator produces a stable frequency, which is divided down by the frequency divider to create a secondary frequency signal. The secondary frequency signal is compared to the VCO frequency, and the PLL adjusts the VCO frequency accordingly so that they match. This feedback control loop ensures that the VCO is operating at the desired frequency.The 633P12502I2T oscillator also contains a precision-calibrated power amplifier. The amplifier ensures that the output of the oscillator is consistent, regardless of the frequency range.

Conclusion

The 633P12502I2T oscillator is a high-performance, 2-channel oscillator from Altera Corporation. It is commonly used in telecommunication systems, industrial control systems, and portable electronic devices. The oscillator operates by means of an advanced voltage-controlled oscillator, which is stabilized by an on-board phase-locked loop. A precision-calibrated power amplifier is also used to ensure consistent output of the waveform.

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