AT89C55WD-24JU - Microchip Technology

Manufacturer Part Number

AT89C55WD-24JU

Manufacturer

Microchip Technology

Introduction

The AT89C55WD-24JU is an 8-bit microcontroller from Microchip Technology, featuring a robust 8051 core with a maximum speed of 24MHz. Designed primarily for embedded control systems.

Product Features and Performance

Core Processor: 8051

Core Size: 8-Bit

Speed: 24MHz

Connectivity: UART/USART for serial communications

Peripherals: Watchdog Timer (WDT) for system stability

Number of I/O: 32 for versatile device connectivity

Program Memory Size: 20KB FLASH for adequate program storage

RAM Size: 256 x 8 for data operations

Oscillator Type: Internal for simplified system design

Operating Temperature Range: -40°C ~ 85°C suitable for harsh environments

Product Advantages

High-speed operation at 24MHz allows for responsive microcontroller performance

Generous memory allocation for complex programs and data processing

Integrated peripherals such as WDT enhance system reliability

Wide range of operating temperatures making it versatile across various applications

Key Technical Parameters

Core Size: 8-Bit

Speed: 24MHz

32 I/O pins

Program Memory: 20KB (FLASH)

RAM: 256 x 8

Voltage - Supply: 4.5V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Package: 44-PLCC, 44-LCC (J-Lead)

Quality and Safety Features

Watchdog Timer prevents system hang-up and ensures reliable operation

Designed to meet stringent temperature demands for increased durability

Compatibility

Compatible with a wide range of peripherals and user interfaces due to its versatile I/O configuration

UART/USART connectivity for serial communication with various devices

Application Areas

Industrial automation systems

Consumer electronics

Embedded control systems

Automotive electronics

Product Lifecycle

Status: Active

This product is currently active with no immediate plans for discontinuation, ensuring long-term availability and support.

Several Key Reasons to Choose This Product

High integration reduces the need for additional components, significantly simplifying design and lowering system costs.

Robust FLASH memory technology ensures data retention and fast access speeds.

Operates efficiently across a wide power supply range (4.5V ~ 5.5V) making it adaptable to various power setups.

Extensive input/output capabilities accommodate a broad spectrum of functions and tasks in complex electronic systems.