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AT89C51ED2-RLRIM

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AT89C51ED2-RLRIM

IC MCU 8BIT 64KB FLASH 44VQFP

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

The Microchip Technology AT89C51ED2-RLRIM is an 8-bit 80C51 microcontroller featuring 64KB of FLASH program memory and 2KB of RAM. This 89C series device operates at up to 60MHz and is housed in a 44-VQFP (10x10) package suitable for surface mounting. Connectivity options include SPI and UART/USART interfaces. Integrated peripherals include Power-On Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT). The component supports a supply voltage range of 2.7V to 5.5V and an operating temperature range of -40°C to 85°C. It is supplied in a Tape & Reel (TR) package. This microcontroller is commonly utilized in industrial automation, consumer electronics, and automotive applications.

Additional Information

Series: 89CRoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)
Technical Details:
PackagingTape & Reel (TR)
Package / Case44-LQFP
Mounting TypeSurface Mount
Speed60MHz
Program Memory Size64KB (64K x 8)
RAM Size2K x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeExternal
Program Memory TypeFLASH
EEPROM Size2K x 8
Core Processor80C51
Data Converters-
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)2.7V ~ 5.5V
ConnectivitySPI, UART/USART
PeripheralsPOR, PWM, WDT
Supplier Device Package44-VQFP (10x10)
Number of I/O34
ProgrammableNot Verified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

Our operations teams will handle logistics and fulfillment to ensure supply chain continuity, and our support team will provide clear communication throughout the process.

Our net terms for electronic component sourcing are flexible and vary by order. Our account executives will work with you to ensure our terms meet your company’s needs. We also offer scheduled shipments and inventory management solutions to ensure a steady supply of electronic components, maintain cash flow, and maximize warranty periods. We always offer a warranty on all tested parts. See our sales terms and conditions for more information.

We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.