CD4521B: Wrong RC Oscillator Circuit in Datasheet

Jonathan Mi

Prodigy 20 points

Part Number: CD4521B

CD4521B provides RC oscillator as follows:

However, Rs is not correctly connected. Circuit should be as follows for RC oscillator to work:

over 1 year ago

+1 Albert Xu1 over 1 year ago

TI__Mastermind 22365 points

Hi Jonathan,

Thank you for the catch.

Unfortunately, this is a very old datasheet, so there isn't much we can do to change this. I can add a note, but this change request might not go through.

Logic

Logic forum

CD4521B: Wrong RC Oscillator Circuit in Datasheet