SIT9005ACB2G-28SB

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Programmable oscillators or POs, typically based on quartz crystal devices, provide excellent temperature stability and a reliable frequency source for many applications. The SIT9005ACB2G-28SB model is a versatile 2-pin programmable oscillator featuring variable frequency control via an integrated frequency divider providing a maximum frequency of 28MHz. The device features a wide operating temperature range of -20 to +70°C and is available in a convenient 8-pad QFN package.

The SIT9005ACB2G-28SB is suitable for a variety of consumer and industrial applications. It is often used in audio frequency (AF) oscillators and short-wave radio applications where a stable, accurately tuned frequency is required. The device is also widely used in clock generators and frequency synthesizers in multi-channel radio communications, cell phones, and other radio-frequency applications.

The device works by receiving an input clock signal from an external source and then dividing it down to a frequency range of 0.75MHz to 28MHz with a programmable resolution of 0.076MHz increments. The frequency is programmed using an external resistor, allowing for a wide range of frequency settings. The device also features an integrated voltage-controlled oscillator (VCO) for further fine-tuning of the frequency to achieve the best possible accuracy.

The SIT9005ACB2G-28SB also features a digital divide-by-N counter with an adjustable frequency range from 8KHz to 28MHz. This makes it suitable for use in applications such as frequency hopping systems that require low-jitter output. The device also features an integrated PLL loop filter to reduce the noise and improve the accuracy of the frequency output.

In addition to these features, the SIT9005ACB2G-28SB also provides high stability over a wide temperature range. The device offers excellent long-term stability and low aging characteristics. This makes it ideal for applications where long-term frequency accuracy is required. The device also provides exceptional load and supply noise immunity, making it well suited for mobile applications.

The SIT9005ACB2G-28SB is a versatile and cost-effective programmable oscillator suitable for many different applications. Its combination of features make it a popular choice for high-frequency applications that require excellent frequency stability and accuracy. Its wide operating temperature range and exceptional long-term stability over a wide temperature range make it an ideal choice for a range of situations.

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