
NAND2 Schematic symbol
Implementation of a Full Adder (ES210) (carry-in)
Full Adder • 2 Half Adder • XOR • AND • OR
NAND-Based XOR Gate symbol schematic
NAND-Based AND Gate symbol schematic
NAND-Based OR Gate symbol schematic
Full Adder Symbol
Four-Bit Adder C4 is calculated last because it takes C0 8 gates to reach C4. Each FA uses 2 XOR, 2 AND and 1 OR gate. A four-bit adder uses 8 XOR, 8 AND and 4 OR gate.
Output of the 4-bit Adder Open database first!