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  2. Espresso heuristic logic minimizer - Wikipedia

    en.wikipedia.org/wiki/Espresso_heuristic_logic...

    Starting with the truth table for a set of logic functions, by combining the minterms for which the functions are active (the ON-cover) or for which the function value is irrelevant (the Don't-Care-cover or DC-cover), a set of prime implicants is composed. Finally, a systematic procedure is followed to find the smallest set of prime implicants ...

  3. Integrated injection logic - Wikipedia

    en.wikipedia.org/wiki/Integrated_injection_logic

    Integrated injection logic (IIL, I 2 L, or I2L) is a class of digital circuits built with multiple collector bipolar junction transistors (BJT). [1] When introduced it had speed comparable to TTL yet was almost as low power as CMOS , making it ideal for use in VLSI (and larger) integrated circuits .

  4. Programmable logic array - Wikipedia

    en.wikipedia.org/wiki/Programmable_logic_array

    PLA schematic example. A programmable logic array (PLA) is a kind of programmable logic device used to implement combinational logic circuits.The PLA has a set of programmable AND gate planes, which link to a set of programmable OR gate planes, which can then be conditionally complemented to produce an output.

  5. Blast gate - Wikipedia

    en.wikipedia.org/wiki/Blast_gate

    A blast gate is a gate valve used to focus a dust collection system's vacuum pressure for maximum dust (or other material) extraction at the desired location. Blast gates are positioned near individual pieces of machinery and operate by being closed by default, blocking air flow.

  6. Gate array - Wikipedia

    en.wikipedia.org/wiki/Gate_array

    A gate array is an approach to the design and manufacture of application-specific integrated circuits (ASICs) using a prefabricated chip with components that are later interconnected into logic devices (e.g. NAND gates, flip-flops, etc.) according to custom order by adding metal interconnect layers in the factory. It was popular during the ...

  7. Multiple-emitter transistor - Wikipedia

    en.wikipedia.org/wiki/Multiple-emitter_transistor

    A multiple-emitter transistor is a specialized bipolar transistor mostly used at the inputs of integrated circuit TTL NAND logic gates. Input signals are applied to the emitters . The voltage presented to the following stage is pulled low if any one or more of the base–emitter junctions is forward biased, allowing logical operations to be ...

  8. Emitter-coupled logic - Wikipedia

    en.wikipedia.org/wiki/Emitter-coupled_logic

    Motorola ECL 10,000 basic gate circuit diagram from 1972. [1] Note the Q5 and Q6 emitters coupled to the output. In electronics, emitter-coupled logic (ECL) is a high-speed integrated circuit bipolar transistor logic family.

  9. Common source - Wikipedia

    en.wikipedia.org/wiki/Common_source

    The easiest way to tell if a FET is common source, common drain, or common gate is to examine where the signal enters and leaves. The remaining terminal is what is known as "common". In this example, the signal enters the gate, and exits the drain. The only terminal remaining is the source. This is a common-source FET circuit.