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AT89C51RD2-RLTUM The Atmel AT89C51RD2-RLTUM is an 8-bit microcontroller based on the 80C51 architecture. It features 64KB of Flash program memory and operates at speeds up to 40MHz.
Mfr Part #:

AT89C51RD2-RLTUM

Available from 3 distributors
Mfr Name: Atmel
Atmel
The Atmel AT89C51RD2-RLTUM is an 8-bit microcontroller based on the 80C51 architecture. It features 64KB of Flash program memory and operates at speeds up to 40MHz.
✓ Total Stock: 6,900 pcs

AT89C51RD2-RLTUM Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
4,000 pcs
On Request
4000 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
2,500 pcs
On Request
2500 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
400 pcs
On Request
400 pcs On Request 1 On Request On Request 14+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

AT89C51RD2-RLTUM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Access Time
Connectivity
Core Processor
Core Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
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AT89C51RD2-RLTUM Description

Short technical summary and product information.

The AT89C51RD2-RLTUM is a high-performance CMOS Flash microcontroller from Atmel, built on the 80C51 instruction set. This device offers 64KB of on-chip Flash memory for program and data storage, supporting byte and page erase/write operations with 100,000 write cycles.

 

Key electrical specifications include an 8-bit core size, operating frequencies up to 60MHz in standard mode and 30MHz in X2 mode, and a wide supply voltage range of 2.7V to 5.5V. It provides 34 general-purpose I/O pins, 2KB of RAM, and three 16-bit timer/counters. Connectivity options include SPI and UART/USART interfaces.

 

This microcontroller is designed for industrial applications, operating within an extended temperature range of -40°C to 85°C. It is supplied in a compact 44-VQFP surface-mount package (10x10mm). Peripherals include Power-On Reset (POR), Pulse Width Modulator (PWM), and a Watchdog Timer (WDT).

 

The AT89C51RD2-RLTUM is suitable for a wide range of embedded control applications requiring a robust and feature-rich 8-bit MCU.

AT89C51RD2-RLTUM Quick Information

Product Type: Microcontroller
Canonical Name: 8-Bit Flash Microcontroller AT89C51RD2
Subcategory: 8-Bit Microcontroller

AT89C51RD2-RLTUM Compliance

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

AT89C51RD2-RLTUM Features

  • 64KB Flash program memory.
  • Up to 60MHz operating frequency.
  • 34 programmable I/O pins.
  • SPI and UART/USART interfaces.
  • Industrial temperature range (-40°C to 85°C).

AT89C51RD2-RLTUM Applications

  • Embedded control systems.
  • Industrial automation.
  • Consumer electronics.
  • Data acquisition systems.
  • Communication interfaces.

AT89C51RD2-RLTUM FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT89C51RD2-RLTUM?

The operating voltage range is 2.7V to 5.5V.

What package is the AT89C51RD2-RLTUM available in?

It is available in a 44-VQFP (10x10mm) and 44-LQFP surface-mount package.

What is the operating temperature range for the AT89C51RD2-RLTUM?

The operating temperature range is -40°C to +85°C.

How much Flash memory does the AT89C51RD2-RLTUM have?

It has 64KB of on-chip Flash program memory.

What serial communication interfaces does it support?

It supports SPI, UART, and USART.

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