Manufacturer Part Number
AT89S8253-24PC
Manufacturer
Microchip Technology
Introduction
The AT89S8253-24PC is an 8-bit microcontroller with enhanced features, part of Microchip’s 89S series designed for embedded control applications.
Product Features and Performance
8051 Core Processor
Core Size: 8-Bit
Operating Speed: 24MHz
Connectivity options: SPI, UART/USART
Integrated Peripherals: Power-on Reset (POR), Watchdog Timer (WDT)
I/O Pins: 32
Program Memory: 12KB FLASH
EEPROM: 2KB
RAM: 256 bytes
External Oscillator Support
Product Advantages
Robust instruction set compatible with MCS-51
Wide operating voltage range (2.7V 5.5V)
High-speed performance at 24MHz frequency
Large program memory and data storage
Key Technical Parameters
Speed: 24MHz
Program Memory Size: 12KB (12K x 8)
EEPROM Size: 2K x 8
RAM Size: 256 x 8
Voltage Supply: 2.7V ~ 5.5V
Operating Temperature Range: 0°C ~ 70°C
Mounting Type: Through Hole
40-Pin Dual In-line Package (PDIP)
Quality and Safety Features
Integrated Power-on Reset circuit
Watchdog Timer for system stability
Compatibility
External Oscillator support for flexible clock options
Standard 8051 core ensures easy migration and compatibility with existing software and toolchains
Application Areas
Industrial control systems
Consumer electronics
Automotive systems
Robotics
Product Lifecycle
Status: Obsolete
The product is no longer in production, but alternatives or upgrades may be offered by Microchip
Key Reasons to Choose This Product
Legacy support for 8051-based systems
Adequate memory resources for small to medium complexity applications
Versatile connectivity options for various communication protocols
Platform stability provided by mature technology
Known reliability in operational performance within specified temperature range
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