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Transistor Transistor Logic. Logic circuits built from bipolar transistors and resistors.

0 votes
1 answer
90 views

Can I power TTL chips with an USB-powered MB102 board?

I have breadboards, TTL chips, and LEDs and will want students to build full-adders out of AND, OR, and NOT gates, so I don't need much current. … Will I get a high enough voltage to use TTL chips without flakiness? I am trying to avoid the expense of buying and shipping wall warts (but can do so if necessary). …
Ellen Spertus's user avatar
25 votes
8 answers
4k views

What are the advantages of using FPGAs over TTL in intro computer architecture?

I have been teaching the course since 1998 in a manner similar to how I was taught computer architecture and digital electronics back in the late 1980s at MIT: using DIP TTL chips on powered breadboards …
Ellen Spertus's user avatar