
Episode 93: How Computers Work Part III - Logic Gates and Components
The Science of Everything Podcast
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How to Wire Up Two Transistors in Parallel
We need four transistors to get a nand gate. To work benand is the logical operation not. And so the the output should be one in all cases, except the case in which both of the imports are one. The only way for the output wire to be electrically connected to the ground is if both of the nmos transistos that are wired up in series are turned on. In contrast, because our p mos transistors,. remember the pe moss ar, the ones that connect up with the source to the high voltage. Our p moss transistors are wide in parallel. So what does this mean? Because the n mosses are in series.
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