AT89C55WD-24PC - Microchip Technology

Manufacturer Part Number

AT89C55WD-24PC

Manufacturer

Microchip Technology

Introduction

The AT89C55WD-24PC is an 8-bit microcontroller with a 8051 core, targeted for embedded applications.

Product Features and Performance

Core Processor: 8051

Core Size: 8-Bit

Speed: 24MHz

Connectivity: UART/USART

Peripherals: Watchdog Timer (WDT)

Number of I/O: 32

Program Memory Size: 20KB (20K x 8)

Program Memory Type: FLASH

RAM Size: 256 x 8

Oscillator Type: Internal

Product Advantages

Robust instruction set of the 8051 core

Expanded FLASH program memory

High number of general-purpose I/O pins

Key Technical Parameters

Speed: 24MHz

Program Memory: 20KB FLASH

RAM: 256 bytes

Voltage Supply: 4.5V to 5.5V

Mounting Type: Through Hole

Operating Temperature Range: 0°C to 70°C

Quality and Safety Features

Standard 8051 core reliability

Watchdog Timer to prevent system failure

Compatibility

Through-hole mounting for easy integration

UART/USART for serial communication

Application Areas

Industrial control systems

Home appliances

Automation equipment

Product Lifecycle

Product Status: Obsolete

Consider looking for newer alternatives or replacements

Several Key Reasons to Choose This Product

Reliable 8051 core architecture

Expanded FLASH memory for complex applications

High-speed operation at 24MHz

Wide operating voltage range making it suitable for various power supplies

Ample I/O lines for versatile control and interfaces