SIT8208AI-2-25E

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Programmable Oscillators are typically used to generate time base signals for various applications. The SIT8208AI-2-25E is no exception and can be used in the same way. The SIT8208AI-2-25E is a programmable oscillator, specifically designed for telecom synchronous applications requiring very high stability and accuracy.

This programmable oscillator is a low jitter, low noise unit that includes a frequency range of 5 kHz to 250 MHz with a 15nsec Max RMS jitter (12 kHz ~ 20 MHz). The SIT8208AI-2-25E is suitable for any telecom application needing precision timing and synchronization, including Synchronous Optical Network (SONET), Synchronous Digital Hierarchy (SDH), and Synchronous Ethernet (SyncE). It is also suitable for broadcast applications such as Digital Video Broadcasting for Telecommunications (DVB-T) and CableLabs Quadrature Amplitude Modulation (QAM).

The programmable oscillator itself is made up of two main components: a frequency oscillator and a frequency discriminator. The frequency oscillator is a device that creates an electrical signal of a specific frequency. The frequency discriminator is used to measure the frequency of the signal generated by the frequency oscillator and compares it to a known reference frequency. If the output frequency is not the same as the reference frequency, the frequency discriminator will generate an error signal. This error signal can then be used to adjust the oscillator frequency to the reference frequency. This is known as frequency locking.

The SIT8208AI-2-25E also has a built-in power management circuit that helps minimize power consumption. This is especially important for telecom applications which require precision timing and synchronization. The unit also has multiple levels of programmability, allowing the user to easily adjust the timing and frequency settings of the oscillator. Additionally, the unit has built-in frequency partitioning and power saving features, which can be adjusted to reduce power consumption when the oscillator is not in use.

The SIT8208AI-2-25E is a highly reliable programmable oscillator designed for telecom applications. Its low jitter, low noise, and power management features make it an excellent choice for precision timing and synchronization applications. Its frequency range and multiple levels of programmability make it a versatile unit for a wide variety of applications.

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