DESCRIPTION
HCF40182B is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology available in DIP and SOP packages. He is a high speed look-ahead carry generator capable of anticipating a carry across four binary adders or adder groups. HCF40182B is cascadable to perform full look-ahead across n-bit adders. Carry propagate-carry, and generate-carry functions are provided as enumerated in the terminal designation below.
â GENERATES HIGH-SPEED CARRY ACROSS FOUR ADDERS OR ADDER GROUPS
â HIGH-SPEED OPERATIONAL: tPHL = tPLH= 100 ns (typ.) AT VDD= 10V
â CASCADABLE FOR FAST CARRIES OVER N BITS
â DESIGNED FOR USE WITH HCF40181B ALU
â STANDARDIZED, SYMMETRICAL OUTPUT CHARACTERISTICS
â QUIESCENT CURRENT SPECIFIED UP TO 20V
â INPUT LEAKAGE CURRENT
II= 100nA (MAX) AT VDD= 18V TA= 25°C
â 100% TESTED FOR QUIESCENT CURRENT
â MEETS ALL REQUIREMENTS OF JEDEC JESD13B "STANDARD SPECIFICATIONS FOR DESCRIPTION OF B SERIES CMOS DEVICES"
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