AT89C55WD 8-Bit 8051 Microcontroller IC DIP-40 Flash MCU (AT89C55WD DIP IC)

The AT89C55WD is an 8-bit microcontroller based on the industry-standard 8051 architecture, featuring on-chip Flash program memory, RAM, timers, serial communication, and multiple programmable I/O ports. Housed in a DIP-40 package, it is widely used in embedded systems, industrial automation, educational projects, control systems, and electronic product development.

Key Features -

• 8051 compatible microcontroller architecture

• In-system programmable Flash memory

• High-performance 8-bit CPU

• Multiple programmable I/O ports

• Full-duplex UART serial communication

• Integrated timers and counters

• Watchdog timer support

• Low power operation

• DIP-40 through-hole package

• Compatible with standard 8051 development tools

Specifications -

• Product type - 8-Bit Microcontroller IC

• Model - AT89C55WD

• Architecture - 8051 Compatible

• Package type - DIP-40

• Pin count - 40 Pin

• Program memory - 20KB Flash

• Data memory - 256 Bytes RAM

• EEPROM - 2KB EEPROM

• UART - 1 Serial Port

• Timers - 3 Timers/Counters

• Operating voltage - 4V to 5.5V DC

• Mounting type - Through Hole

Applications -

• Embedded system development

• Industrial automation

• Electronic control systems

• Data acquisition equipment

• Consumer electronics

• Educational microcontroller projects

• Instrumentation systems

• Home automation devices