Manufacturer Part Number
AT89S51-24JU
Manufacturer
Microchip Technology
Introduction
The AT89S51-24JU is a low-power, high-performance CMOS 8-bit microcontroller with 4KB of programmable Flash memory.
Product Features and Performance
Core Processor: 8051
Core Size: 8-Bit
Speed: 24MHz
Connectivity Options: UART/USART
Peripherals: Watchdog Timer (WDT)
Number of I/O: 32
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
RAM Size: 128 x 8
Internal Oscillator
Operating Temperature Range: -40°C to 85°C
Product Advantages
High integration with onboard FLASH memory and RAM
Enhanced communication support with UART/USART interface
Robust operating temperature suited for industrial applications
Key Technical Parameters
Supply Voltage: 4V to 5.5V
No EEPROM
No Data Converters
Mounting Type: Surface Mount
Package Type: 44-PLCC (16.6x16.6)
Quality and Safety Features
Reliable operation under extended temperatures (-40°C to 85°C)
Integrated Watchdog Timer for system stability
Compatibility
Compatible with a wide range of development tools for the 8051 microcontroller family
Application Areas
Industrial control systems
Consumer electronics
Automotive systems
Telecommunication systems
Product Lifecycle
Status: Active
Not nearing discontinuation and replacements or upgrades readily available
Several Key Reasons to Choose This Product
High-speed operation at 24MHz suitable for demanding applications
Extensive I/O capabilities with 32 programmable lines for diverse application needs
Rugged dependability with operational stability across a wide voltage and temperature range
Straightforward integration in existing technology ecosystems facilitated by common core processor and popular connectivity options
Long product lifecycle ensuring sustained supply and support