SIT9003AI-2-25SB

Programmable Oscillators

The SIT9003AI-2-25SB is a programmable oscillator that serves a variety of applications in both the commercial and industrial market. It is designed to provide high accuracy and stability, with low phase jitter and excellent phase noise characteristics. This device is also highly reliable, featuring an extended operating temperature range, adaptive circuit architectures, and on-chip ECC (Error Correction Code) and self-diagnostics.

The SIT9003AI-2-25SB is ideal for applications that require highly precise frequency control with low power consumption. It is well suited for use in telecommunications, networking, industrial control, instrumentation, medical, military and avionics systems, and other applications requiring high frequency stability and accuracy in the most demanding environments.

The SIT9003AI-2-25SB is a voltage-controlled crystal oscillator (VCXO). It uses an internal or external reference clock to generate a frequency that is digitally programmable over a wide range. This oscillator is available with a supply voltage of 2.5V or 3.3V, and offers a programmable range of 1Hz to 250MHz. The device\'s embedded PLL (Phase Locked Loop) circuit allows clock performance to be finely tuned, allowing fine-scale frequency control.

The working principle of the SIT9003AI-2-25SB is based on its internal integrated circuit. The IC contains an oscillator, a phase detector, a PLL, and a frequency divider. The oscillator is used to generate the output frequency, which is then fed to a phase detector. The phase detector compares the reference frequency with the output frequency, and produces a control voltage that is used to adjust the oscillator\'s frequency. The PLL then uses this control voltage to ensure that the output frequency remains close to the reference frequency under varying conditions. Lastly, the frequency divider is used to divide the output frequency by a certain factor. This is used to reduce the power consumption of the oscillator, since a lower frequency output requires less power.

The SIT9003AI-2-25SB is available in several package types, including SOT-89, SOT-23, TSSOP-6, SSOP-24, and TQFN-28. It is also compliant with various standards, such as AEC-Q100 and IPC/JEDEC J-STD-020. This device has undergone rigorous testing for temperature, power, and EM compatibility, making it suitable for use in automobiles, smartphones, or any other environment where accuracy and reliability are essential.

In summary, the SIT9003AI-2-25SB programmable oscillator is a highly reliable, cost-effective solution for applications requiring frequency control with low power consumption. It provides excellent accuracy, stability, and phase noise performance, and offers a wide range of features and package options. This device is ideal for use in telecommunications, networking, industrial control, instrumentation, military, avionics and medical systems, and other mission-critical applications.