SIT9005ACT1G-25SM

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Programmable oscillators are electronic oscillators made up of components such as integrated circuits, resistors and capacitors that can be programmed to produce a variety of frequencies. They are used in communications and consumer electronics applications. The SIT9005ACT1G-25SM is a programmable oscillator specifically designed for communications and consumer electronics applications. It has a wide range of features, including low power operation, low electrical noise and excellent frequency stability. In this article, we will discuss the application field and working principle of the SIT9005ACT1G-25SM.

The SIT9005ACT1G-25SM has a wide range of applications in communication devices, consumer electronics and audio equipment. It is commonly used in devices such as radio receivers, mobile phones, CD players and digital audio devices. In addition, it is used in a variety of other applications, such as automotive electronics, control systems and medical devices. The wide range of applications for the SIT9005ACT1G-25SM is due to its excellent frequency stability, low electrical noise and high precision.

The SIT9005ACT1G-25SM is a dual-mode programmable oscillator and is programmed using the I2C or Serial Peripheral Interface (SPI) protocol. It is designed to be able to produce frequencies from 0.1 MHz to 25 MHz with a frequency stability of 0.1 ppm. The SIT9005ACT1G-25SM is designed to have low power consumption with a typical supply current of only 8 mA. The input voltage range is from 1.5 V to 5.5 V and the operating temperature range is from -40°C to +85°C.

The operating principle of the SIT9005ACT1G-25SM is based on the oscillator core, which is comprised of an LC circuit. The LC circuit is composed of an inductor and a capacitor. When the two components are connected together in a circuit, the inductor and capacitor form a resonant circuit. When a voltage source is connected to the LC circuit, the LC circuit will oscillate at a frequency determined by the inductance and capacitance of the components.

The SIT9005ACT1G-25SM has a digital PLL (phase-locked loop) circuit that works in conjunction with the oscillator core to achieve excellent frequency stability. The PLL circuit uses a phase detector, a low-pass filter and a voltage-controlled oscillator (VCO) to lock the oscillator core to an external reference clock. This ensures that the frequency of the output signal is always maintained at the desired frequency. The PLL circuit also provides excellent phase noise performance, which is essential for high-performance communications and consumer electronics applications.

The SIT9005ACT1G-25SM is a versatile and reliable programmable oscillator suitable for many applications in communications and consumer electronics. Its excellent frequency stability, low electrical noise and high precision make it an ideal choice for many applications. Its digital PLL circuit ensures that the output signal is always locked to the desired frequency, making it a reliable choice for applications requiring high-precision frequency stability.

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