SIT9005ACT2G-33NF

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Introduction

The Programmable Oscillators are timing devices used to generate accurate, repeatable timing signals and are designed to substitute the crystal oscillatory circuit. The SIT9005ACT2G-33NF is a small frequency programmable oscillator, integrating PLL frequency synthesizer, control logic, temperature compensated, voltage controlled (VC) oscillator core, and all integrated circuit powers into a small hermetically sealed plastic DIP package. This oscillator is capable of generating any frequency from 3-33 MHz, and provides a wide selection of solutions for many electronic applications.

Application Field

The SIT9005ACT2G-33NF programmable oscillator is suitable for various applications such as telecommunications, modems, automotive, cellular phones, and printers. In addition, this oscillator can also be used in applications like portable equipment, medical remote control, industrial automation, and automotive electronics. This device also provides an excellent solution for applications requiring an oscillator with low frequency jitter and wide frequency tuning range. Moreover, this device also has very low current consumption, which is suitable for applications with limited power audio recorders embedded systems and other portable products.

Working Principle

The working principle of the SIT9005ACT2G-33NF programmable oscillator is that it utilizes a VC Oscillator (VCO) to generate a wide frequency range. The VCO is integrated into the oscillator and is coupled to an external clock source, which provides a tuning reference for the oscillator. The on-chip PLL is used to control the frequency and to keep it within a predetermined reference frequency range. The PLL provides a control voltage to the VCO to adjust its output frequency, while the VCO amplifies the PLL signal and generates the desired output frequency. Furthermore, the PLL also prevents excessive frequency drift and jitter, ensuring excellent stability and accuracy.

Conclusion

The SIT9005ACT2G-33NF programmable oscillator is a versatile device for many applications requiring a low-power, wide-frequency range solution. It provides a wide selection of solutions for electronic applications, with very low current consumption, low frequency jitter and wide frequency tuning range. Furthermore, its advanced features such as the integrated PLL and VCO make it a suitable solution for applications requiring an oscillator with accurate timing and frequency stability.

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