AT89C55 Microcontroller IC

Electra Store SKU: CM-21593

60.00 EGP

In Stock

Quantity

Share to

Overview

The AT89C55 is a versatile 8-bit microcontroller from the popular 8051 family, designed for a wide range of embedded system applications. It combines a powerful CPU with on-chip memory and peripherals, making it ideal for both beginners and professionals working on control, automation, and electronic projects.

Description

✅ Key Features

Core: 8-bit 8051 compatible CPU
Program Memory: 8 KB on-chip Flash memory for easy code storage and reprogramming
Data Memory: 256 bytes internal RAM
I/O Ports: Four 8-bit bidirectional I/O ports (32 pins total) for interfacing with external devices
Timers: Three 16-bit timers/counters for precise timing operations
Interrupts: Multiple interrupt sources with four priority levels for responsive control
Serial Communication: Full-duplex UART for asynchronous communication
Operating Voltage: 4.0V to 5.5V
Speed: Up to 24 MHz clock frequency for fast execution
Packaging: Available in DIP, PLCC, and other packages for easy integration

⚙️ Technical Specifications

Parameter	Details
Architecture	8-bit 8051
Flash Memory	8 KB
RAM	256 bytes
I/O Ports	4 x 8-bit
Timers	3 x 16-bit
UART	Yes
Clock Frequency	Up to 24 MHz
Operating Voltage	4.0 - 5.5 V
Package Types	DIP40, PLCC44, etc.

📌 Applications

Embedded control systems
Consumer electronics
Industrial automation
Data acquisition systems
Robotics and instrumentation

The AT89C55 is an excellent choice for projects requiring a reliable, easy-to-program microcontroller with sufficient I/O and processing power for medium-complexity tasks.