Datasheet4U Logo Datasheet4U.com

74LS181 - 4-Bit Arithmetic Logic

General Description

The ’LS181 is a 4-bit Arithmetic Logic Unit (ALU) which can perform all the possible 16 logic operations on two variables and a variety of arithmetic operations

Key Features

  • Y Y Y 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 Connection Diagram Dual-In-Line Package TL F 9821.
  • 1 Order Number DM54LS181J DM54LS181W or DM74LS181N See NS Package Number J24A N24A or W24C Pin Names A0.
  • A3 B0.
  • B3 S0.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
74LS181 4-Bit Arithmetic Logic Fairchild Semiconductor
74LS182 Carry Lookahead Generator / Low-Power Schottky Motorola
74LS189 64-Bit RAM Fairchild Semiconductor
74LS10 TRIPLE 3-INPUT NAND GATE ON Semiconductor
74LS10 Triple 3-Input NAND Gate Fairchild Semiconductor

Other Datasheets by National Semiconductor (now Texas Instruments)

Part Number Description
74LS126A Quad TRI-STATE Buffer
74LS139 Decoders/Demultiplexers
74LS14 Hex Inverters
74LS153 Dual 4-Line to 1-Line Data Selectors/Multiplexers
74LS154 4-Line to 16-Line Decoders/Demultiplexers

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
DM54LS181 DM74LS181 4-Bit Arithmetic Logic Unit June 1992 DM54LS181 DM74LS181 4-Bit Arithmetic Logic Unit General Description The ’LS181 is a 4-bit Arithmetic Logic Unit (ALU) which can perform all the possible 16 logic operations on two variables and a variety of arithmetic operations Features Y Y Y 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 Connection Diagram Dual-In-Line Package TL F 9821 – 1 Order Number DM54LS181J DM54LS181W or DM74LS181N See NS Package Number J24A N24A or W24C Pin Names A0 – A3 B0 – B3 S0–S3 M Cn F0– F3 AeB G P Cn a 4