8N3QV01LG-0146CDI8

The 8N3QV01LG-0146CDI8 is a programmable timer and oscillator integrated circuit used in a variety of clock/timing applications. This article will provide an overview of the applications of this chip as well as its working principle.

Application

The 8N3QV01LG-0146CDI8 is well suited for clock/timing applications where the programming of parameters such as frequency, duty cycle, and pulse length are necessary. It can be useful in applications such as microprocessor assistance, digital signal processing, frequency synthesizers, and data acquisition systems. It can also be used for digital-to-analog conversion and data interface applications.

The advantages of using this chip for clock/timing applications include its low power consumption, programmable features, and minimal external components required. As it is a one-chip solution, it eliminates the need for multiple components and reduces PCB space.

Working Principle

The working principle of the 8N3QV01LG-0146CDI8 chip is simple. It contains two independent channels that contain control logic and a divide-by-N circuit that can be used to synthesize a variety of time and frequency signals. The output of the divide-by-N counter can either be used as-is or can be further divided by additional counters to create more complex signals.

The chip has three input pins that are used to control the parameters of each channel. The SD pin is used to select the channel and start the programming process. The EN and SC pin is used to control the channel\'s on/off status and set the frequency/duty cycle. The MSB pin is used to set the MSB of the counter.

The chip also contains a power-on reset circuit that will reset the chip to default settings each time the power is applied. This ensures that the chip will always start up in the same state and the same set of parameters will always be used.

Conclusion

The 8N3QV01LG-0146CDI8 chip is a versatile and useful programmable timer and oscillator that can be used in a variety of clock/timing applications. It is a single-chip solution that reduces PCB size and saves power consumption. Its working principle is straightforward and enables users to control parameters such as frequency, duty cycle, and pulse length.