identifying the IC's

Discussion in 'The Projects Forum' started by KMK, Feb 23, 2010.

  1. KMK

    Thread Starter Active Member

    Feb 11, 2010
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    Hi guys,need your help to identify these ICs & also get their functions & data sheets if possible. thanks.
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
  3. Wendy

    Moderator

    Mar 24, 2008
    20,766
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    Dang, I haven't seen RTL in forever!
     
  4. Audioguru

    New Member

    Dec 20, 2007
    9,411
    896
    I remember RTL in university but I never saw any.
    The first digital circuit I saw used DTL and used core memory. The cores were tiny ferrite donuts with wires through them. Punched cards were used for the program input.
     
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