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CD4541B: CD4541 setting

Part Number: CD4541B

Dear Sir,

We want to give MR(pin6) a pulse then output(pin8) keep 22s high level.

How to setting the CD4541?

  • Hi Vincent,

    I believe the application you want is the example shown in the datasheet:

    You will have to set the Frequency using RTC and CTC ( equation is on the first page) then you can use the A and B control pins to control how many counts to stay high. In your case, you want 22 s. 1 / 22 s will get you the frequency you are trying to achieve.