AT89C55WD-24PU – 8-bit Microcontroller with 20KB Flash Memory

The AT89C55WD-24PU is an advanced 8-bit microcontroller based on the 8051 architecture, featuring 20KB of Flash memory, 256 bytes of RAM, and a 24 MHz clock speed. Designed for industrial automation, embedded systems, and consumer electronics, this microcontroller delivers high performance, low power consumption, and extensive peripheral support.

Product Brochure

Description

Technical Specifications:

  • Microcontroller Core: 8051 architecture
  • Clock Speed: 24 MHz
  • Flash Memory: 20KB
  • RAM: 256 bytes
  • Operating Voltage: 4.0V to 5.5V
  • Peripherals: UART, SPI, I²C, Timers, GPIO
  • Watchdog Timer: Integrated
  • I/O Pins: 32 Programmable I/O lines
  • Operating Temperature: -40°C to +85°C
  • Package Type: 40-pin PDIP
  • Applications: Industrial control, embedded systems, consumer electronics, automation, security systems

Product Features:

  • 8-bit Microcontroller: Based on the industry-standard 8051 core for robust and reliable processing
  • Flash Memory: 20KB for program storage and execution
  • RAM: 256 bytes for efficient data handling
  • Clock Speed: 24 MHz for high-speed processing
  • Integrated Peripherals: Includes UART, SPI, I²C, GPIO, and Timers
  • Low Power Consumption: Ideal for battery-powered and energy-efficient applications
  • On-chip Oscillator: Eliminates the need for external components
  • Watchdog Timer: Ensures system reliability by preventing failures and crashes
  • I/O Expansion: 32 Programmable I/O lines for enhanced connectivity
  • Extended Temperature Range: -40°C to +85°C for industrial applications
  • Package Type: 40-pin PDIP (Plastic Dual Inline Package) for easy circuit board integration

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