74F181 4-Bit Arithmetic Logic Unit
April 1988
Revised July 1999
74F181
4-Bit Arithmetic Logic Unit
General Description
The 74F181 is a 4-bit Arithmetic logic Unit (ALU) which can
perform all the possible 16 logic operations on two vari-
ables and a variety of arithmetic operations. It is 40% faster
than the Schottky ALU and only consumes 30% as much
power.
Features
s
Full lookahead for high-speed arithmetic operation on
long words
Ordering Code:
Order Number
74F181SC
74F181PC
74F181SPC
Package Number
M24B
N24A
N24C
Package Description
24-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide
24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-010, 0.600 Wide
24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-100, 0.300 Wide
Devices also available in Tape and Reel. Specify by appending the suffix letter 鈥淴鈥?to the ordering code.
Logic Symbols
Active-HIGH Operands
Connection Diagram
Active-LOW Operands
IEEE/IEC
漏 1999 Fairchild Semiconductor Corporation
DS009491
www.fairchildsemi.com