AT80C51RD2-3CSUM The AT80C51RD2-3CSUM is an 8-bit microcontroller from Microchip Technology featuring a ROMless design, 40MHz speed, and 1K x 8 RAM. It is housed in a 40-PDIL package.
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AT80C51RD2-3CSUM

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT80C51RD2-3CSUM is an 8-bit microcontroller from Microchip Technology featuring a ROMless design, 40MHz speed, and 1K x 8 RAM. It is housed in a 40-PDIL package.
✓ Total Stock: 200 pcs

AT80C51RD2-3CSUM Available from 1 distributor

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✓ Non-Authorised
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200 pcs
200 pcs On Request 1 On Request On Request 2020 On Request On Request

AT80C51RD2-3CSUM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Package / Case
Peripherals
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage

AT80C51RD2-3CSUM Description

Short technical summary and product information.

The AT80C51RD2-3CSUM is a high-performance 8-bit microcontroller based on the 80C51 core, manufactured by Microchip Technology. This ROMless version offers a speed of up to 40MHz and includes 1K x 8 bytes of expanded RAM (XRAM).

 

Key electrical specifications include an operating voltage range of 2.7V to 5.5V and an internal oscillator. It features 32 general-purpose I/O pins, a full-duplex enhanced UART (EUART), and peripherals such as a Programmable Counter Array (PCA) with 5 channels, a hardware watchdog timer (WDT), and power control modes including Idle and Power-down.

 

The microcontroller is designed for through-hole mounting and comes in a 40-PDIL package. It operates within a temperature range of -40°C to 85°C. The device is suitable for applications requiring a flexible and capable 8-bit processing solution with integrated peripherals and ample I/O capabilities.

 

Environmental compliance includes RoHS3 compliance, Moisture Sensitivity Level 1, and REACH unaffected status, though these are based on existing database information and may require verification.

AT80C51RD2-3CSUM Quick Information

Product Type: Microcontroller
Series: AT80C51RD2
Canonical Name: AT80C51RD2-3CSUM Microcontroller
Subcategory: Embedded

AT80C51RD2-3CSUM Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT80C51RD2-3CSUM Features

  • 8-bit 80C51 core microcontroller
  • 40MHz maximum operating speed
  • 1K x 8 bytes of expanded RAM (XRAM)
  • 32 general-purpose I/O pins
  • Operates from 2.7V to 5.5V supply

AT80C51RD2-3CSUM Applications

  • Suitable for embedded control systems
  • Ideal for applications needing UART communication
  • Programmable Counter Array for timing tasks
  • Watchdog timer for system reliability

AT80C51RD2-3CSUM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT80C51RD2-3CSUM?

2.7V to 5.5V.

What is the operating temperature range?

-40°C to 85°C.

What package is the AT80C51RD2-3CSUM available in?

40-PDIL (40-DIP 0.600" 15.24mm).

What is the core processor and speed?

8-bit 80C51 core running at 40 MHz.

How much RAM does it have?

1K x 8 (1024 bytes).

How many I/O pins?

32 I/O lines.

What peripherals are included?

POR, PWM, and WDT.

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