Manufacturer Part Number
AT89C51-24AC
Manufacturer
Microchip Technology
Introduction
8-bit 8051 Microcontroller with 24MHz Clock Speed
Product Features and Performance
8-Bit Core Processor 8051
Clock Speed at 24MHz for Rapid Processing
32 Programmable I/O Lines
4KB of Reprogrammable FLASH Memory
128 Bytes of RAM
Integrated UART/USART for Serial Communication
On-Chip Internal Oscillator for Reliability
Surface Mount 44-TQFP (10x10) Package for Compact Design
Product Advantages
FLASH Memory allows for In-System Reprogrammability
High-Speed Performance at 24MHz
Wide Operating Voltage Range of 4V to 6V
Key Technical Parameters
Core Size: 8-Bit
Speed: 24MHz
Number of I/O: 32
Program Memory Size: 4KB (4K x 8)
RAM Size: 128 x 8
Voltage Supply Range: 4V to 6V
Operating Temperature: 0°C to 70°C
Quality and Safety Features
Reliable Operation within Standard Industrial Temperature Range
Quality Assured by Microchip Technology Standards
Compatibility
Compatible with 8051-based Microcontroller Systems
Application Areas
Industrial Control Systems
Consumer Electronics
Automotive Applications
Telecommunication Systems
Product Lifecycle
Obsolete - May Require Replacement or Upgrade for New Designs
Alternatives May Be Suggested by Manufacturer for New Applications
Several Key Reasons to Choose This Product
Proven 8051 Architecture for Wide Industry Acceptance
Reprogrammable FLASH Memory Increases Flexibility and Longevity
High I/O Count Suitable for Complex Control Tasks
Robust Serial Communication Capabilities via UART/USART
Operational Stability within a Wide Voltage and Temperature Range
Ease of Integration in Various Applications Due to Standard 44-TQFP Package
Trusted Manufacturer with Reputation for Quality Microcontrollers