The first commercially produced TTL micrologic chips were Sylvania ... that enabled not just the still common 4000-series CMOS logic chips (introduced by RCA in 1968), but also the microprocessors ...

transistors and most often associated with Transistor Transistor Logic (TTL) based logic levels. As CMOS technology came of age and got faster and became able to drive higher currents it began to ...

Logic Comparators: Implemented using digital logic gates and circuits, they are part of digital logic families such as TTL, CMOS, and others. Analog Comparators: These are designed similarly to ...