8N4Q001LG-0089CDI

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The 8N4Q001LG-0089CDI is a type of clock/timing device that is used for both programmable timers and oscillators. It is an external clock/timing device used in a variety of applications, from time keeping in systems, to providing stability and accuracy in applications such as automated test and measurement systems. This article looks at the applications of this device, its features and its working principles.

Applications

The 8N4Q001LG-0089CDI is designed to provide both accurate timing and high stability. As a programmable timer, it can be used to provide a variety of functions, such as generating periodic pulses, setting the essential timing of data acquisition systems, or sequencing the various parts of a larger system. It can also be used as an oscillator to provide a stable frequency in radio communications, or to provide a stable clock source for systems that require precision timing.

The device is also suitable for scientific instrumentation and measurement applications. It can be used to generate synchronization pulses for data sampling, to provide a frequency reference for phase-locked loops, and to control different measuring operations for instrumentation systems. It is also used in control systems and automotive applications.

Features

The 8N4Q001LG-0089CDI features a variety of features to provide accuracy, stability and flexibility. It has a built-in clock prescaler to provide stability and accuracy over the frequency range from 0.1Hz to 10MHz. It also includes an 18-bit programmable prescaler and timer, offering users a wide selection of clock frequencies and pulse widths.

The device also includes an onboard frequency counter to measure pulse frequencies in real time. The accuracy of the frequency count is improved due to the internal clock prescaler. The device is also programmable in a variety of ways, through either USB, I2C or SPI interfaces.

Finally, the 8N4Q001LG-0089CDI includes built-in protection features to guard against supply line changes, ESD strikes and over-temperature conditions.

Working Principle

The 8N4Q001LG-0089CDI uses a combination of analog and digital circuits to provide accurate timing and stability. The device uses an integrated voltage controlled oscillator (VCO) circuit to generate a clock signal with a wide range of frequencies. The range is set by the programmable frequency setter, which also controls the pulse width and duty cycle.

The frequency of the signal is compared to a reference frequency and the difference is used to adjust the output frequency. The frequency counter is used to help determine the accuracy of the output signal. The device also includes a synchronous sampling circuit, which is used to ensure that the output signal is synchronized with the input signal.

Finally, the 8N4Q001LG-0089CDI has a number of different control inputs, which allow users to program the device for different timing applications. The device also includes a number of protection features to ensure that it is protected against potential damage.

Conclusion

The 8N4Q001LG-0089CDI is a clock/timing device designed for applications that require both accuracy and stability. It features an integrated voltage controlled oscillator, an 18-bit programmable prescaler and timer, a frequency counter and protection features to guard against supply line changes, ESD strikes and over-temperature conditions. In addition, the 8N4Q001LG-0089CDI is also programmable in a variety of ways, allowing users to customize it for their specific timing needs.

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