74F779SC

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74F779SC is a digitally programmable frequency divider chip, also known as a frequency counter chip. It belongs to the family of logic counters, dividers, and class of digital micro-controller devices. The prime purpose of this chip is to divide an incoming frequency into a programmable number of output states. It is created by combining a programmable logic circuit, a dual-ported RAM, and a counter circuit.

The application field of 74F779SC includes communications, medical imaging, consumer electronic products, computer networking, industrial automation, avionics, and other applications. The chip can be used to count pulses from external clocks, measure energy and time intervals, measure frequency divider, filter out noise, and provide power management in battery-powered systems. It is also suitable for instrumentation, closed-loop systems, data converters, hight-speed counter, and OLEDs.

The working principle of the 74F779SC is based on divide-by-N counter logic. It uses the logic elements from the logic circuit to define the number of divisions. The output is regulated by the logic elements, which are activated by input signals from external clock sources. The logic circuit also has an internal clock, which can be used as an alternate source for the programmable frequency divider chip. The counter circuit divides the incoming frequency into a set number of output states that can be programmed. The dual-ported RAM holds the programmable data, while the logic element and the counter circuit interact to produce desired count values.

The 74F779SC has a few advantages over other frequency divider chips. It has a wide operating frequency range, programmable counter values, and synchronous reset feature for divider counts. It also features a low power consumption, compatibility with low-voltage CMOS and NMOS logic, and logic design flexibility. In addition, the chip is efficient and reliable, and provides accurate timing of moments in which the frequency needs to be divided.

In conclusion, 74F779SC is a versatile frequency divider chip that belongs to the family of logic counters and dividers. Its application field includes a wide range of systems and applications, and its features make it reliable and efficient. It works on the basis of divide-by-N counter logic, and has low power consumption and compatibility with a variety of logic technologies.

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