74HC181 Datasheet - Philips

74HC181 4-bit arithmetic logic

The 74HC/HCT181 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT181 are 4-bit high-speed parallel Arithmetic Logic Units (ALU). Controlled by the four function select inputs (S0 t.

74HC181 Features

* Full carry look-ahead for high-speed arithmetic operation on long words

* Provides 16 arithmetic operations: add, subtract, compare, double, plus 12 others

* Provides all 16 logic operations of two variables: EXCLUSIVE-OR, compare, AND, NAND, NOR, OR plus 10 other logic ope

74HC181_PhilipsSemiconductors.pdf