SIT3822AC-2C-33NG

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Programmable oscillators include a wide variety of design topologies and technologies, each of which provides a specific set of benefits and drawbacks. SIT3822AC-2C-33NG is a microprocessor-controlled programmable oscillator (PCPO) from Sitronix that combines the advantages of both quartz- and MEMS-based oscillators. It offers excellent long-term stability and reliability, low noise and low current draw for versatile applications.

SIT3822AC-2C-33NG Application Field and Working Principle

SIT3822AC-2C-33NG has a wide range of applications in clocks generator, automotive and medical field, such as Bluetooth module, touch control, IoT, robotics and video camera, etc. Its working principle is based on the microprocessor, which is used to read a digital reference clock amplitude and frequency information, and then fixed them on certain frequency by controlling MEMS elements.

The microprocessor works according to the frequency and amplitude information and adjusts the MEMS elements such as anchored flexural filters, MEMS resonator, and MOV filter accordingly. The filter elements are used to read the reference frequency and amplitude. The microprocessor uses the information from the filter elements and then adjusts the MEMS elements to achieve the desired frequency and amplitude. The microprocessor then generates a signal to control the clock output of the oscillator.

The advantage of SIT3822AC-2C-33NG is that it can be programmed to provide a frequency range up to 100MHz and output at any frequency within the range. It has excellent stability and reliable operation over a wide temperature range and it has low current draw. This makes it suitable for a variety of applications such as automotive, telecoms, medical and appliances, as well as any system requiring an oscillator design that is accurate, stable and cost-effective.

Furthermore, the programmable oscillator\'s construction effectively eliminates any mechanical shock throughout the installation process and consequently eliminating the need for additional shock-resistant components. The oscillator can also be programmed in the field, allowing for rapid adjustments and reconfigurations of the system without having to perform a time consuming installation process.

Additionally, the SIT3822AC-2C-33NG oscillator offers optional sleep mode operation mode and self-calibration mode for higher yields. This allows for energy efficient operation and precise frequency tracking in a variety of demanding applications. As an added bonus, it is also highly immune to adjacent channel interference.

These robust design features make the SIT3822AC-2C-33NG oscillator well suited for a wide range of cost-sensitive applications. It can be used in wireless and telecommunication systems, medical and laboratory instruments, satellite navigation equipment and any other applications where accuracy and stability is critical.

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