SIT9005ACE2H-28NL

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Programmable oscillators are widely used in systems and circuits involving complex functions. The SIT9005ACE2H-28NL is one such example, a 6-pin oscillator that offers flexibility while maintaining accuracy and reliability. Applications range from Internet of Things (IoT) and digital set-top boxes to sensors and audio equipment.

The SIT9005ACE2H-28NL has a frequency range of 4.9MHz to 50MHz, a digital frequency range of 600kHz to 2.2MHz, and a reference voltage range of 1.7 to 3.3V; thus, it can be used in a wide range of digital and analog circuits. It also features integrated 10ppm frequency tolerance over the full temperature range, with an operating temperature of –40°C to +85°C. The low-profile 6-pin package further adds to its appeal, making it a viable solution for applications requiring a small, compact design.

The SIT9005ACE2H-28NL requires a power supply of 3.3V and has a very low current draw of 18mA. This low current draw, along with its superior temperature stability, makes it ideal for applications requiring high performance in noisy environments. The SIT9005ACE2H-28NL also has a robust ESD protection, withstanding up to ±4kV for Human Body Model and ±8kV for Machine Model.

The working principle of the SIT9005ACE2H-28NL is based on a capacitive feedback-driven oscillator. The main frequency control element is the capacitor C1 which is used to adjust the frequency of oscillation. Once the proper capacitance is selected, the oscillator is tuned to the desired frequency with a simple voltage divider. The voltage divider is connected to ground to provide a reference voltage to the oscillator’s frequency control element, C1, enabling precise frequency control. In addition, the SIT9005ACE2H-28NL features an internal voltage regulator to ensure stability of the circuit and frequency accuracy.

In conclusion, the SIT9005ACE2H-28NL is a highly accurate, reliable, and compact programmable oscillator that is suitable for a variety of applications. Its low power consumption and wide frequency range, along with its excellent ESD protection and a robust temperature performance, make it an ideal choice for applications in a severe environment where accuracy and reliability are essential.

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