74 Series digital circuit of 74290,74LS290 decimal counter

Published:2011/7/29 1:38:00 Author:Lucas | Keyword: 74 Series , digital circuit , decimal counter | From:SeekIC

Frequency-halving and one-fifth frequency; it has zero gate and 9 inputs. Electrical performance and functionality are the same with the 7490A and 74LS90A. It just changes the lead arrangement.



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