Microchip AT80C51RD2-3CSUM, 8 bit 80C51, AT80C51RD2 Microcontroller, 4 MHz FLASH, 40-Pin PDIL

The image is for reference only, please refer to product details and specifications

View all Microcontrollers

Subtotal (1 pack of 5 units)*

TWD832.00

(exc. GST)

TWD873.60

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 920 unit(s) shipping from December 15, 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 +TWD166.40TWD832.00

*price indicative

Packaging Options:
RS Stock No.:
127-6605
Mfr. Part No.:
AT80C51RD2-3CSUM
Manufacturer:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Product Type

Microcontroller

Series

AT80C51RD2

Package Type

PDIL

Mount Type

Surface

Pin Count

40

Device Core

80C51

Data Bus Width

8bit

Interface Type

SPI

Maximum Clock Frequency

4MHz

RAM Size

1kB

Maximum Supply Voltage

5.5V

Analogue Comparators

2

Minimum Operating Temperature

-40°C

Number of Programmable I/Os

16

Maximum Power Dissipation Pd

1W

Maximum Operating Temperature

85°C

Standards/Approvals

No

Length

53.21mm

Width

14.73 mm

Height

4.95mm

Minimum Supply Voltage

2V

Number of Timers

1

Instruction Set Architecture

CISC

Automotive Standard

No

Program Memory Type

FLASH

Distrelec Product Id

304-37-074

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

Related links