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AT89C55WD-24PU AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

AT89C55WD-24PU product

AT89C55WD-24PU

Programmers

8051MicrocontrollerFlashPDIP

The AT89C55WD-24PU is an 8-bit 8051-based microcontroller featuring 20KB of Flash memory and 256 bytes of RAM, housed in a 40-pin PDIP package.

Best for

  • Legacy 8051-based embedded control systems
  • Simple industrial automation

Avoid if

  • High-performance processing requirements
  • Applications requiring modern connectivity like USB or Ethernet

Check before use

  • Ensure the 40-pin PDIP footprint is compatible with your PCB design.

Key specifications

Architecture
8051
Flash Memory
20 kB
RAM
256 B
Max Frequency
33 MHz

Compliance & Environment

RoHS
Y
REACH
-
MSL
-
ECCN
3A991.a.2
HTSUS
8542310001.0

Application

Industrial ControlGeneral Embedded

Datasheet

56334573542f70afaebec0f3bacf2190_MICROCHIP(美国微芯)&AT89C55WD-24PU.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for AT89C55WD-24PU: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an 8-bit microcontroller from the Atmel (now Microchip) 8051-compatible family, designed for embedded control applications.