Reverse Engineering a 1960s Diode-Transistor Logic IC
· hackaday.com · popularity 21/100 · 0 similar stories today

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Summary
Before transistor-transistor logic (TTL) took over, diode-transistor logic (DTL) was a common sight especially in pre-IC circuits where it was a major improvement over resistor-transistor logic (RTL). That said, it's …read more
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