what is the difference between CA 3140 and CA 3130

Discussion in 'General Electronics Chat' started by hassan maysara, Nov 12, 2012.

  1. hassan maysara

    Thread Starter New Member

    Oct 23, 2012
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  2. absf

    Senior Member

    Dec 29, 2010
    1,492
    371
    Your circuit is not that critical as I understand. Since the supply voltage is only 9V, the CA3130 should work as a substitute for CA3140.

    Please see the datasheet of both chips attached.

    Allen
     
  3. Dodgydave

    Distinguished Member

    Jun 22, 2012
    4,969
    744
    use a CA3240, or TLC271/ TLC272 instead
     
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