SIT8008BCF1-33N

Frequency Stability:	--
Current - Supply (Disable) (Max):	4.2mA
Height:	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):	4.5mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	±20ppm
Series:	SiT8008B
Voltage - Supply:	3.3V
Output:	LVCMOS
Function:	--
Available Frequency Range:	1MHz ~ 110MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Bulk

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Introduction

Programmable oscillators are devices which can be programmed to operate at a variety of frequencies. This makes them valuable for applications which need specific frequencies and frequencies that may need to change over time. The SIT8008BCF1-33N is an example of a programmable oscillator. In this overview, we will look at the applications of the SIT8008BCF1-33N, as well as its working principles.

Applications of the SIT8008BCF1-33N

The SIT8008BCF1-33N is ideally suited for applications which require high-frequency, stable timing signals. Some examples of such applications include communications systems, electronic test and measurement equipment, and automobile electronics. Due to its fast switching speed and small size, the SIT8008BCF1-33N can also be used in mobile applications, such as tablets and mobile phones.

Working Principle of the SIT8008BCF1-33N

The SIT8008BCF1-33N is a programmable oscillator which uses a combination of digital and analog circuitry to provide a high-frequency, stable timing signal. The oscillator is based on a phase-locked loop (PLL) system which is composed of a reference oscillator and a voltage-controlled oscillator (VCO). The PLL system is used to modify the frequency of the VCO without losing accuracy.The SIT8008BCF1-33N has two input terminals: an input clock, and a programmable frequency control (PCF) terminal. The input clock is used to set the frequency of the oscillator. The PCF terminal is used to provide a DC voltage which is used to control the frequency of the oscillator. This DC voltage is programmed by the user and can be changed during operation for different frequency outputs.The SIT8008BCF1-33N also features an integrated on-chip phase-frequency discriminator (PFD). The PFD is used to compare the phase and frequency of the oscillator’s output signal to the input signal. It then modulates the PCF voltage to ensure the output signal is synchronized to the input signal within a certain phase difference and frequency range. This process is known as phase-locking.

Conclusion

The SIT8008BCF1-33N is a programmable oscillator which can be used for applications which require high-frequency, stable timing signals. It uses a combination of digital and analog circuitry to produce the signal and can be programmed to produce a variety of frequencies. The SIT8008BCF1-33N features a phase-locked loop system and an on-chip phase-frequency discriminator which ensures accuracy and synchronization of the output signal.

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