identifying the IC's

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KMK

Joined Feb 11, 2010
69
Hi guys,need your help to identify these ICs & also get their functions & data sheets if possible. thanks.
 

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Audioguru

Joined Dec 20, 2007
11,251
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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