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HD74HC83 Datasheet 4-bit Binary Full Adder

Manufacturer: Renesas

General Description

This improved full adder performs the addition of two 4-bit binary numbers.

The sum (Σ) output are provided for each bit and the resultant carry (C4) is obtained from the fourth bit.

This adder

Overview

HD74HC83 4-bit Binary Full Adder (with Fast Carry) REJ03D0554-0200 (Previous ADE-205-426) Rev.2.

Key Features

  • full internal look ahead across all four bit generating the carry term in ten nanoseconds typically. This provides the system designer with partial look-ahead performance at the economy and reduced package count of a ripple-carry implementation. Features.
  • High Speed Operation: tpd (Ai or Bi to Zi) = 16 ns typ (CL = 50 pF).
  • High Output Current: Fanout of 10 LSTTL Loads.
  • Wide Operating Voltage: VCC = 2 to 6 V.
  • Low Input Current: 1 µA max.
  • Low Quiesce.