4-BIT ARITHMETIC LOGIC UNIT

TheSN54/74LS181 is a 4-bit Arithmetic Logic Unit (ALU) whichcan performall the possible 16 logic, operations on two variables and a variety of arithmetic operations.

• Provides 16 Arithmetic Operations Add, Subtract, Compare, Double, Plus Twelve Other Arithmetic Operations

• Provides all 16 Logic Operations of Two Variables Exclusive — OR, Compare, AND, NAND, OR, NOR, Plus Ten other Logic Operations

• Full Lookahead for High Speed Arithmetic Operation on Long Words

• Input Clamp Diodes