AT80C51RA2-3CSUM The Atmel AT80C51RA2-3CSUM is an 8-bit microcontroller with a ROMless program memory type. It operates within a voltage range of 4.5V to 5.5V and is housed in a 40-PDIL package.
Mfr Part #:

AT80C51RA2-3CSUM

Available from 1 distributors
Mfr Name: Atmel
Atmel
The Atmel AT80C51RA2-3CSUM is an 8-bit microcontroller with a ROMless program memory type. It operates within a voltage range of 4.5V to 5.5V and is housed in a 40-PDIL package.
✓ Total Stock: 1,592 pcs

AT80C51RA2-3CSUM Available from 1 distributor

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1,592 pcs
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AT80C51RA2-3CSUM Specifications Quick View

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

AT80C51RA2-3CSUM Description

Short technical summary and product information.

The AT80C51RA2-3CSUM is an 8-bit microcontroller manufactured by Atmel, based on the 80C51 core. This device features a ROMless program memory, making it suitable for applications requiring flexible code storage. It offers a RAM size of 512 x 8 and operates at speeds of 40/20MHz.

 

Key electrical characteristics include an operating voltage range of 4.5V to 5.5V and an internal oscillator. The microcontroller is equipped with 32 I/O pins and supports UART/USART connectivity. Peripherals include POR, PWM, and WDT.

 

Designed for through-hole mounting, the AT80C51RA2-3CSUM comes in a 40-PDIL package, specifically a 40-DIP with a 0.600-inch lead spacing. The operating temperature range is -40°C to 85°C (TA).

 

Environmental compliance includes RoHS3 compliance and a Moisture Sensitivity Level (MSL) of 1. The REACH status is unaffected.

AT80C51RA2-3CSUM Quick Information

Product Type: Microcontroller
Canonical Name: Atmel AT80C51RA2-3CSUM 8-Bit Microcontroller
Subcategory: Embedded Microcontrollers

AT80C51RA2-3CSUM Compliance

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

AT80C51RA2-3CSUM Features

  • 8-bit 80C51 core microcontroller.
  • ROMless program memory type.
  • 512 x 8 RAM size.
  • Operates from 4.5V to 5.5V.
  • 40-PDIL through-hole package.

AT80C51RA2-3CSUM Applications

  • Suitable for embedded control applications.
  • Flexible code storage with ROMless design.
  • Features UART/USART communication.
  • Includes POR, PWM, and WDT peripherals.

AT80C51RA2-3CSUM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT80C51RA2-3CSUM?

4.5V to 5.5V

What package is the AT80C51RA2-3CSUM available in?

40-PDIL (40-DIP with 0.600" width)

What is the operating temperature range?

-40°C to +85°C

What core processor does the AT80C51RA2-3CSUM use?

80C51

What is the maximum speed of this microcontroller?

40/20MHz

Does the AT80C51RA2-3CSUM have built-in program memory?

No, it is ROMless and requires external program memory.

What serial communication interfaces are supported?

UART/USART

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