SIT9005ACT1G-25DO

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Programmable oscillators are electrical circuit components with the unique ability to generate a periodic signal with any frequency and waveform with a specific tuning range and resolution. They are popular for their ability to replace individual crystal oscillators and dedicated oscillator circuits. In the particular case of SIT9005ACT1G-25DO, these programmable oscillators are designed as highly integrated modules and offer several features to suit a wide range of applications.

The SIT9005ACT1G-25DO contains both a high precision clock oscillator and an analog frequency synthesizer core and works in conjunction with a control algorithm to produce a steady, preset output frequency. It offers selectable output frequencies between 1.0MHz and 25.0MHz in 0.1MHz steps over a temperature range of -20 °C to 85 °C. It also comes with accuracy of ±100 ppm and a switching speed of less than 10 ns with a typical current consumption of 6 mA.

The SIT9005ACT1G-25DO programmable oscillator is ideal for use in applications where precise signal timing is necessary. It is used for frequency synthesis and for communication signal source components. It is also used in frequency control applications such as RF and microwave signal source, telecommunications, digital signal processing, frequency-dependent data transmission, mobile communication systems, and digital storage media.

The working principle behind the SIT9005ACT1G-25DO is based on its Integrated Crystal Oscillator (ICO) and its analog phase-locked loop core. The clock oscillator produces a steady, accurate reference frequency by means of a quartz crystal which is utilized to set the reference frequency of the phase locked loop. The phase locked loop then fine tunes the output frequency of the oscillator in response to changes in external clock signals and temperature.

The SIT9005ACT1G-25DO also offers several other features including random frequency selection, automatic gain compensation, fast start-up time, low noise, wide operating temperature range, and high output stability. The internal compensated crystal oscillator helps to ensure fast start-up and frequency stability. In addition, the IC contains an internal voltage regulator, a low dropout voltage regulator and an integrated frequency-down switch, which helps reduce power consumption.

In summary, the SIT9005ACT1G-25DO programmable oscillator is an ideal solution for applications that require precise signal timing. It offers high precision and accuracy, fast start-up time, wide operating temperature range, and low noise. Its highly integrated design allows for easy implementation in a wide range of applications. With features such as random frequency selection and automatic gain compensation, it is well suited for use in frequency-dependent data transmission systems, mobile communication systems, and digital storage media.

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