SIT9005ACU2H-XXDE

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Programmable Oscillators are specialized components typically used in clock applications, that require precise timing. The SIT9005ACU2H-XXDE is an example of such a device, which offers a wide range of capabilities and features designed to meet the needs of many industrial applications. This article will examine the application field and working principle of the SIT9005ACU2H-XXDE.The SIT9005ACU2H-XXDE is a Programmable Oscillator that is intended for use in applications such as clock drivers, RTCs, PC motherboards, and digital audio equipment. It offers a wide frequency range of 0.125 to 400MHz, and features a ±25ppm accuracy over the entire range. It also features a very low current consumption of 2mA at 3.3V, making it suitable for low power applications.The SIT9005ACU2H-XXDE utilizes a world renowned Silicon Labs SiT9005ACU2H intelligent oscillator. This high performance oscillator combines a Broadcom^ BMX wave shaper with an adjustable frequency generator and in-built autocalibration circuit. The wave shaper section simply converts basic logic signals into higher frequency, while the adjustable frequency generator provides precise control of the frequency over a wide range. The integrated autocalibration circuit matches the oscillator with the system, offering improved frequency stability and significantly reduced size and power consumption.The SIT9005ACU2H-XXDE’s programmable architecture and integrated arsenal of clock output options makes it a great choice for developers who demand low current consumption and reliable performance. It offers a wide range of options for controlling frequency, including an onboard interface and through a 3-wire bus. The SIT9005ACU2H-XXDE also features programmable options for divider settings, external reference options, trimming and an optional enable/disable pin.The SIT9005ACU2H-XXDE can be programmed at any time and for any given frequency. To enable this functionality, the SIT9005ACU2H-XXDE utilizes a programmable reset and enable/disable circuit. This allows developers to create a one-time programmable circuit, as well as to make adjustments in real time based on changing conditions. This makes the SIT9005ACU2H-XXDE a great choice for applications that require the ability to change frequencies on the fly.The SIT9005ACU2H-XXDE is designed with an eye toward versatility and ease of use. It supports 4 LVCMOS/HSTL compatible outputs and a single selectable ac-coupled output with configurable drive strength. The output frequency is selectable within the frequency range of 0.125 to 400MHz. The SIT9005ACU2H-XXDE also features a temperature range of -40 to 85 degrees Celsius, making it suitable for a wide range of applications. The SIT9005ACU2H-XXDE is capable of powering itself from a single 3.3V supply and provides a wide range of VDD adjustment from 2.2V to 3.5V. This makes it suitable for environments where power supply noise can interfere with the timing of the oscillator. The SIT9005ACU2H-XXDE also features integrated ESD protection and hysteresis buffers, making it a great choice for high-reliability applications. In conclusion, the SIT9005ACU2H-XXDE Programmable Oscillator is a highly advanced and innovative device. It offers a wide frequency range, integrated reset and enable/disable circuits, and a compact package size. It is suitable for many types of applications, including clock drivers, RTCs, PC motherboards, and digital audio equipment. Its versatile design, high-precision frequency output, and low power consumption make it the ideal choice for design engineers seeking to optimize the performance and reliability of their applications.

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