AT89S51-24PU - Microchip Technology

Manufacturer Part Number

AT89S51-24PU

Manufacturer

Microchip Technology

Introduction

The AT89S51-24PU is a high-performance 8-bit microcontroller from Microchip Technology, designed with an 8051 core. This component is tailored for embedded systems requiring efficient control operations, supporting a wide range of applications due to its programmable nature and robust feature set.

Product Features and Performance

8051 Core Processor for reliable, efficient performance

8-Bit Core Size optimizes processing capabilities for embedded applications

24MHz operational speed ensures high-speed data processing

UART/USART Connectivity for serial communication

Integrated WDT (Watchdog Timer) for system reliability

32 I/O Pins provides extensive interfacing capabilities

4KB FLASH Program Memory supports advanced applications

128 x 8 RAM for variable storage and efficient data manipulation

Internal Oscillator for reduced external component count

Through Hole mounting for easy PCB design and prototyping

Product Advantages

High-speed performance at 24MHz enabling responsive applications

Broad connectivity options enhance peripheral integration

Generous I/O count for versatile control and interfacing capabilities

FLASH-based program memory allows for in-circuit reprogrammability

Robust design suitable for demanding applications

Key Technical Parameters

Core Processor: 8051

Speed: 24MHz

Number of I/O: 32

Program Memory Size: 4KB

RAM Size: 128 x 8

Voltage Supply (Vcc/Vdd): 4V ~ 5.5V

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Operation within a wide temperature range ensures reliability under extreme conditions

Built to meet the high-quality standards of Microchip Technology

Compatibility

Compatible with standard development and programming environments for 8051-based microcontrollers

Easily integrates with existing hardware through versatile I/O options

Application Areas

Industrial control systems

Consumer electronics

Automotive applications

Robotics

Telecommunications systems

Product Lifecycle

Status: Active

The AT89S51-24PU remains fully supported with no current indication of discontinuation, ensuring long-term availability and support for new designs and existing applications.

Several Key Reasons to Choose This Product

High performance and reliability at a competitive price point

Broad application support, from simple to complex control systems

Extensive community and resource availability for development support

Easy programmability and in-system reprogrammability via FLASH memory

Robust design enabling use in a wide range of environmental conditions