EDN

Flip-Flop Using CMOS NAND Gates

Using just two NAND or inverter gates its possible to build a D type (or ‘toggle’) flip-flop with a push-button input. At power-up the output of gate N2 is at a logical ‘1’, ensuring that transistor T2 ...
EDN

Detect wire breaks with unusual CMOS gate circuit

CMOS devices have large input impedance with input currents on the order of 0.01nA. Adding feedback circuitry can result in a latch-like device that can be used to store bits, and also operate in a ...
Electronic Design

Six MOSFETs, Four Pins Create Two-Input Combo NAND/NOR Gate

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 ...
Design-Reuse

Efficient logic optimization utilizing complementary behavior of CMOS gates

Any typical digital design style with CMOS uses complementary pairs of p-type and n-type MOSFETs for logic functions implementation. Naturally, CMOS always ought to provide INVERTED outputs like ...
GIGAZINE

'Nand Game' review to assemble a circuit from scratch using a NAND gate

The screen of NandGame looks like this. We will install a NAND gate on the purple board and build a new circuit. The explanation of the circuit to be assembled is written on the left. The language can ...