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Frequency Source with Digital Control (TDA7274)

2015-01-17 21:42  
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This article describes the Frequency Source with Digital Control (TDA7274). The content is very simple, very helpful. Components in this article can help you understand better understanding of this article. For example, in this article, you can go to find and buy these components:TDA7274.

This is a frequency source system that is controlled by a digital (microprocessor/microcontroller) system. This circuit produces? a square wave signal with adjustable frequencies. Here is the block diagram of digitally controlled frequency source system:



This frequencies are controlled by microcontroller register, counter or thumb-wheel switches. This system can be used in many applications like numerically-controlled machine tools and computer-controlled test equipment.


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