SIT9005ACU2H-18DC

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Programmable Oscillators are highly useful in a wide range of applications. The SIT9005ACU2H-18DC is one such oscillator, and it has many advantages compared to the other models in its field. This article will discuss the application field and working principle of the SIT9005ACU2H-18DC.

The SIT9005ACU2H-18DC is a programmable oscillator that provides precision timing and frequency stability for most industrial applications. It is ideal for use in a range of industries, from – among many others – aerospace and automotive, to network communications and test and measurement.

The oscillator is based on the SiTime Corporation’s CDCM6208 oscillator timing IC, and it therefore provides higher accuracy and wider temperature range compared to others in its field. It also offers flexibility due to its maximum customizable frequency accuracy, which makes it suitable for a wide range of applications, including streaming video, data processing, motor control, and energy monitoring.

The SIT9005ACU2H-18DC has a maximum operating frequency of 500 MHz, a typical power consumption of 4.0 mW, and a startup time of 2 ms. It also features low EMI, absence of glitches or noise, low jitter performance, and a wide frequency range. Due to these features, the oscillator can be used for many applications, including PCIe clock synchronization, LAN synchronization, and local oscillator use.

The SIT9005ACU2H-18DC features an easy, intuitive programming interface that allows users to quickly and accurately customize their oscillator’s frequency and frequency accuracy, ensuring that they can achieve the desired performance. It has a 3.3V operating voltage, an integrated die-attach, and a low normal-mode voltage noise to enable efficient data processing operations. It also offers an integrated power-on reset (POR), which acts as a safety lock and prevents unauthorized access to the oscillator. Additionally, its TSV reduces the number of components required to mount the oscillator die, thereby optimizing package size.

The operating principle of the SIT9005ACU2H-18DC is quite straightforward. The device consists of a programmable digital control cell, a counter, a selected frequency control module, and an analog circuit. The digital control cell contains a timer and digital to analog converter (DAC) that accurately control the frequency output. The counter module creates high-accuracy clocks using a digital phase locked loop (DPLL). Finally, the analog circuit utilizes a crystal-controlled oscillator to optimize the frequency stability and ensure the required frequency accuracy.

In conclusion, the SIT9005ACU2H-18DC is an excellent choice for a wide range of challenging applications. With its precise timing and frequency stability, wide temperature range, flexible frequency accuracy, and intuitive programming interface, it is a reliable and powerful programmable oscillator that will satisfy a wide range of users.

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