SIT9121AI-1D-XXE

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Programmable oscillators are circuit or device solutions that offer the flexibility to customize frequency and phase performance. Programmable oscillators offer numerous advantages over standard off-the-shelf oscillators, including flexibility, faster debug times, and reduced component costs. Programmable oscillators vary in complexity from very simple programmable low frequency solutions to complex programmable high frequency solutions. The SIT9121AI-1D-XXE is a programmable oscillator that offers unique advantages for a wide range of applications.

Features of the SIT9121AI-1D-XXE

The SIT9121AI-1D-XXE is an advanced programmable oscillator which makes it possible to significantly reduce size and space requirements while providing superior performance. It integrates a low imbalance, wide bandwidth PLL, precision voltage reference and a reliable MEMS oscillator in a single package. This device provides the highest jitter performance and frequency accuracy available in such a small package, making it ideal for high-performance applications. The SIT9121AI-1D-XXE offers 32 kHz to 145 MHz of flexibility, 1 ps up front jitter, and 2 ns RMS period jitter. It also features a wide input frequency range and an output frequency range from ultra-low to high frequencies. The SIT9121AI-1D-XXE is available in a 48-lead LFCSP package, making it ideal for high-density applications.

Applications for SIT9121AI-1D-XXE

The SIT9121AI-1D-XXE is an excellent choice for a wide range of applications, including wireless communications, industrial automation, medical imaging, and test & measurement equipment. It is suitable for a broad range of frequency standards, including PLL clock generation and synchronization, PLL clock regeneration and multimodem applications operating across multiple frequency bands. The device\'s high frequency precision, low jitter, small form factor, and flexibility make it ideal for a variety of applications, including wireless handsets, access and base stations, Wi-Fi routers, and GPS navigation systems.

Working Principle

The SIT9121AI-1D-XXE works by converting an input signal into an output signal with the use of a phase-locked loop (PLL). The device uses a MEMS-based oscillator to provide high frequency accuracy and jitter performance. This oscillator is then used as a reference frequency to generate an output signal of the desired frequency. The PLL gain and loop filter parameters are adjustable and tunable, allowing the device to be used in applications where the output frequency must be precisely controlled and tracked. The device also features an auxiliary output signal that can be used to provide additional control or monitoring information to external devices.

Conclusion

The SIT9121AI-1D-XXE is a high performance programmable oscillator that can be used to generate precise frequency output signals for a wide range of applications. Its small form factor, ultra-low jitter, and wide frequency range make it ideal for a variety of applications, including wireless communications, test & measurement equipment, and industrial automation. The device\'s adjustable loop filter parameters and MEMS-based oscillator provide the highest frequency accuracy and jitter performance available.

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