Microchip Technology, Inc. Microcontrollers AT80C51RD2-SLSUM

80C51 80C Microcontroller IC 8-Bit 40MHz ROMless 44-PLCC (16.6x16.6)

Microcontroller, 8-Bit, ROM LESS, 80C51 CPU, 40MHz, CMOS, PQCC44

IC MCU 8BIT ROMLESS 44PLCC

IC MCU 8BIT ROMLESS 44PLCC

Manufacturer: Microchip Technology
Win Source Part Number: 1019689-AT80C51RD2-SLSUM
Packaging: Tube/Rail
Core Processor: 80C51
Number of I/O: 32
Program Memory Type: ROMless
Family Name: AT80C51RD2
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 44-PLCC (16.59x16.59)
Speed(Frequency): 40MHz
Supply Voltage - Operating: 4.5 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 1K x 8
Alternative Parts (Cross-Reference): EE80C51RA1; IA8344-PLC44I; P80C51RA+4A; P80C32UBAA,512;
ECCN: 3A991.a.2
Country of Origin: Thailand
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 34 pct.
Supply and Demand Status: Limited

Microcontroller 8051, 80C51 ROMless

Microcontroller 8051, 80C51 ROMless

IC MCU 8BIT ROMLESS 44PLCC Product overview: AT80C51RD2-SLSUM from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT80C51RD2-SLSUM can be used for catalog matching and distributor lookup.