IC CD4017 is used for counting applications, it has the ability to turn on 10 outputs consecutively within a predefined time and reset or hold the count as needed. It also has the feature of showing the counting status using the Carry pin. This is often used for Led trackers and other logic output projects, so if you are looking for a sequential decoded counting IC that can count up to 10, this IC will be your right choice.
Usage Areas
Used in LED matrix, LED chaser and other LED projects
Binary counter or Binary decoder
N can be used to divide by counting
Remote measurement, automotive, medical electronics
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