Manufacturer Part Number
AT89C4051-24SU
Manufacturer
Microchip Technology
Introduction
The AT89C4051-24SU is an 8-bit microcontroller from Microchip's 89C series, featuring 4KB of FLASH program memory and designed for operation at 24MHz.
Product Features and Performance
Core Processor: 8051
Core Size: 8-Bit
Speed: 24MHz
Connectivity: UART/USART
Peripherals: Brown-out Detect/Reset, LED, Power-On Reset
Number of I/O: 15
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
RAM Size: 128 x 8
Oscillator Type: Internal
Operating Temperature Range: -40°C to 85°C
Product Advantages
High performance 8051 core
Sufficient program memory for small to medium projects
Integrated UART/USART for serial communication
Built-in brown-out detect/reset for system reliability
Support for wide range of supply voltages
Robust operating temperature suited for harsh environments
Key Technical Parameters
Speed: 24MHz
Program Memory: 4KB FLASH
RAM: 128 bytes
Voltage Supply: 4V to 6V
I/O count: 15
Temperature Range: -40°C to 85°C
Quality and Safety Features
Brown-out Detect/Reset ensures proper functionality during power fluctuations.
Power-On Reset helps the microcontroller start safely when power is applied.
Compatibility
Compatible with other 8051-based hardware and software tools.
Surface Mount 20-SOIC package for PCB integration.
Application Areas
Industrial control systems
Automotive electronics
Consumer electronics
Home automation
Embedded systems
Product Lifecycle
The product status is Active, indicating ongoing production and support.
No known discontinuation, with replacements or upgrades available through Microchip Technology.
Several Key Reasons to Choose This Product
Microchip's reputation for quality and reliability.
Good balance of performance and power consumption.
Availability of technical support and extensive documentation.
A versatile feature set that can be utilized across multiple applications.
Proven 8051 core with a wide base of developer resources.
Capable of operating in extreme temperature environments.