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The Intersil 82C55A is a high performance CMOS version of the industry standard 8255A and is manufactured using a self-aligned silicon gate CMOS process (Scaled SAJI IV). It is a general purpose programmable I/O device which may be used with many different microprocessors. There are 24 I/O pins which may be individually programmed in 2 groups of 12 and used in 3 major modes of operation. The high performance and industry standard configuration of the 82C55A make it compatible with the 80C86, 80C88 and other microprocessors.
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Reviews
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Elliot Himmelfarb
Apr 20, 2025
NEC IC Integrated Circuit D82C55AC-2Fantastic service, I'm already planning my next visit.HelpfulUnhelpful - M
Marc Qualich
Sep 19, 2024
NEC IC Integrated Circuit D82C55AC-2Great value and Woooooooooo...Easy peasy ordering.HelpfulUnhelpful - Z
ZACHARY POWELL
Feb 26, 2024
NEC IC Integrated Circuit D82C55AC-2Just what I needed, right on time!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
NEC IC Integrated Circuit D82C55AC-2All was ok! No problems whatsoever.HelpfulUnhelpful
NEC IC Integrated Circuit D82C55AC-2
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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