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AT89C51ED2-RLTIM The AT89C51ED2-RLTIM is an 8-bit microcontroller from Microchip Technology featuring an 80C51 core, 60MHz speed, 64KB Flash memory, and 2KB RAM. It offers 34 I/O pins, SPI and UART/USART connectivity, and peripherals including POR, PWM, and WDT.
Mfr Part #:

AT89C51ED2-RLTIM

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT89C51ED2-RLTIM is an 8-bit microcontroller from Microchip Technology featuring an 80C51 core, 60MHz speed, 64KB Flash memory, and 2KB RAM. It offers 34 I/O pins, SPI and UART/USART connectivity, and peripherals including POR, PWM, and WDT.
✓ Total Stock: 8,627 pcs

AT89C51ED2-RLTIM Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
6,027 pcs
On Request
6027 pcs On Request 1 On Request On Request On Request On Request On Request
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
2,600 pcs
On Request
2600 pcs On Request 1 On Request On Request 23+ On Request On Request
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AT89C51ED2-RLTIM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
SVHC Present
Speed
Supplier Device Package
Voltage
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AT89C51ED2-RLTIM Description

Short technical summary and product information.

The AT89C51ED2-RLTIM is an 8-bit microcontroller based on the 80C51 core, designed for embedded control applications. It operates at a maximum clock speed of 60MHz and provides 64KB of Flash program memory, 2KB of RAM, and 2KB of EEPROM for data storage. The device includes 34 general-purpose I/O pins and supports SPI and UART/USART serial communication interfaces.

 

On-chip peripherals include Power-On Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT), reducing the need for external components. The microcontroller operates over a supply voltage range of 2.7V to 5.5V and is specified for an ambient temperature range of -40°C to 85°C, making it suitable for industrial and automotive environments.

 

The component is supplied in a surface-mount 44-VQFP (10x10mm) package. It is commonly used in applications such as industrial automation, automotive systems, and consumer electronics where reliable 8-bit performance and a rich set of integrated peripherals are required.

AT89C51ED2-RLTIM Quick Information

Product Type: Microcontroller
Series: 89C
Canonical Name: AT89C51ED2-RLTIM 8-bit Microcontroller
Subcategory: 8-bit Microcontroller

AT89C51ED2-RLTIM Compliance

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

AT89C51ED2-RLTIM Features

  • 80C51 core with 60MHz maximum speed.
  • 64KB Flash program memory with 2KB RAM.
  • Supply voltage range from 2.7V to 5.5V.
  • Operates from -40°C to 85°C ambient temperature.
  • Surface mount 44-VQFP package.

AT89C51ED2-RLTIM Applications

  • Suitable for industrial automation and control systems.
  • Used in automotive embedded applications.
  • Ideal for consumer electronics requiring SPI/UART interfaces.
  • Can be deployed in IoT sensor nodes.

AT89C51ED2-RLTIM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT89C51ED2-RLTIM?

The supply voltage range is 2.7V to 5.5V.

What is the package type of the AT89C51ED2-RLTIM?

The supplier device package is 44-VQFP (10x10mm). The package/case is listed as 44-LQFP.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

Is the AT89C51ED2-RLTIM RoHS compliant?

According to the manufacturer page, the device is RoHS non-compliant.

What is the maximum clock speed of this microcontroller?

The maximum speed is 60MHz.

How much program memory and RAM does the AT89C51ED2-RLTIM have?

It has 64KB of Flash program memory and 2KB of RAM (2K x 8).

What connectivity interfaces are available?

The device supports SPI and UART/USART serial interfaces.

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