April 1988
Revised January 2004
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
74F181PC
74F181SPC
Package Number
Package Description
N24A
24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-011, 0.600" Wide
N24C
24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide
Logic Symbols
Connection Diagram
Active-HIGH Operands
Active-LOW Operands
IEEE/IEC
© 2004 Fairchild Semiconductor Corporation DS009491
www.fairchildsemi.com