MICROCHIPAT80C51RD2-SLSUMAT80C51RD2-SLSUM, 8bit 80C51 Microcontroller, 40MHz Flash, 44-Pin PLCC
8051 Architecture ROMless Microcontrollers, Atmel
Atmel offers a powerful ROMless 8051 microcontrollers that require a combination of performance, flexibility, and power efficiency.
8051 Architecture Microcontrollers
Atmel's 8-bit microcontrollers (MCUs) based on the 8051 instruction set, combine proven technology with the latest features and functionality, with all featuring advanced flash memory.
Device Family
Single Cycle Core
Flash ISP (In-System Programmable)
Flash (Reprogrammable)
CAN Networking MCUs
USB MCUs
ROMless