AT89S8253-24JU - Microchip Technology

Manufacturer Part Number

AT89S8253-24JU

Manufacturer

Microchip Technology

Introduction

The AT89S8253-24JU is a high-performance 8-bit microcontroller from Microchip Technology, featuring advanced interfacing capabilities and a robust architecture based on the 8051 core.

Product Features and Performance

8051 Core Processor, 8-Bit

Clock Speed up to 24MHz

FLASH Program Memory: 12KB

EEPROM Size: 2KB

RAM Size: 256 bytes

Connectivity Options: SPI, UART/USART

32 Programmable I/O lines

Peripherals include Power-on Reset (POR) and Watchdog Timer (WDT)

External Oscillator Type

Operating Temperature range from -40°C to 85°C

Product Advantages

Ideal for applications requiring high-speed operations and multiple I/O interfacing

Durable and robust design suitable for harsh environmental conditions

Low power consumption and broad voltage range (2.7V to 5.5V) support

Key Technical Parameters

Core Size: 8-Bit

Speed: 24MHz

Program Memory Size: 12KB

EEPROM Size: 2KB

RAM Size: 256 bytes

Voltage Supply: 2.7V to 5.5V

Peripherals: Power-on Reset, Watchdog Timer

32 I/O pins

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in Watchdog Timer for system reliability

Power-on Reset ensures reliable operation starting conditions

Robust mounting type: Surface Mount

Compatibility

Suitable for use in existing systems using 8051 based microcontrollers due to common core architecture

Application Areas

Industrial automation

Consumer electronics

Automotive systems

Embedded system applications

Product Lifecycle

Currently active product supported by Microchip Technology with ongoing availability

Not near discontinuation, with potential for future upgrades or replacements

Several Key Reasons to Choose This Product

High speed and robustness due to 24MHz clock and industrial-grade operating temperatures

Highly flexible interfacing capabilities with 32 I/O lines and SPI, UART/USART connectivity

Low power consumption suitable for battery-powered applications

Reliability enhanced by built-in safety features including POR and WDT

Wide voltage supply range increasing compatibility with different electrical systems