
STMicroelectronics
DESCRIPTION
HCF40181B is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology available in SOP packages. HCF40181B is a low-power 4-bit parallel arithmetic logic unit (ALU) capable of providing 16 binary arithmetic operations on two 4-bit words and 16 logical functions of two Boolean variables.
■ FULL LOOK-AHEAD CARRY FOR SPEED OPERATIONS ON LONG WORDS
■ GENERATES 16 LOGIC FUNCTIONS OF TWO BOOLEAN VARIABLES
■ GENERATES 16 ARITHMETIC FUNCTIONS OF TWO 4-BIT BINARY WORDS
■ A = B COMPARATOR OUTPUT AVAILABLE
■ RIPPLE-CARRY INPUT AND OUTPUT AVAILABLE
■ TYPICAL ADDITION TIME 200ns AT VDD=10V
■ STANDARDIZED SYMMETRICAL OUTPUT CHARACTERISTICS
■ QUIESCENT CURRENT SPECIF. UP TO 20V
■ 5V, 10V, AND 15V PARAMETRIC RATINGS
■ INPUT LEAKAGE CURRENT
II= 100nA (MAX) AT VDD= 18V TA= 25°C
■ 100% TESTED FOR QUIESCENT CURRENT
■ MEETS ALL REQUIREMENTS OF JEDEC JESD13B "STANDARD SPECIFICATIONS FOR DESCRIPTION OF B SERIES CMOS DEVICES"