The component gods must have smiled on [Darrell], because he recently ran into a cabinet full of 7400-series logic chips for sale at his local college surplus. All the regulars were there – flip-flops ...

Here’s a really fascinating circuit that implements a combination lock using relays and logic gates. Even with the schematic and written explanation of how it works we’re still left somewhat in the ...

This article presents the selection guide of NXP’s standard logic and picogate logic in leaded and leadless packages. The selection guide covers the portfolio overview, special features, high voltage ...

This CMOS two-input combination NAND/NOR gate is a three-input, fourpin logic gate. A p-channel enhancementtype MOSFET (Q1) and an n-channel enhancement-type MOSFET (Q4) form one complementary ...

Select between the Combination or Sequential circuit for analysis (Figure 16). Figure 16: Screen to select Combinational or Sequential Circuit Select the number of inputs (max of 3) and number of ...