AT89C51ED2-SLSUM
Low Voltage OperationAT89C51ED2-SLSUM
Low Voltage Operation
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Manufacturer Part # : AT89C51ED2-SLSUM
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Package/Case: PLCC-44
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Brand: Quantum Integration
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Product Categories : Microcontrollers
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Series : AT89C51
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.






Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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Tube or Tray
AT89C51ED2-SLSUM DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Interested Parts
AT89C51ED2-SLSUM Details
The AT89C51ED2-SLSUM is an 8-bit microcontroller from Atmel, featuring a high-performance processor with advanced peripherals and memory capabilities.
Pinout
PIN | Description |
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VCC | Power supply voltage (5V) |
GND | Ground reference point |
P0.0-P0.7 | Port 0 pins (input/output) |
P1.0-P1.7 | Port 1 pins (input/output) |
P2.0-P2.7 | Port 2 pins (input/output) |
P3.0-P3.7 | Port 3 pins (input/output) |
RST | Reset input pin |
INT0-INT1 | Interrupt input pins |
Key Features
- High-performance processor: The AT89C51ED2-SLSUM features a high-performance 8-bit processor with a clock speed of up to 24 MHz.
- Advanced peripherals: The microcontroller includes advanced peripherals such as UART, SPI, and I2C interfaces for communication with other devices.
- Memory capabilities: The AT89C51ED2-SLSUM has a total of 16 KB of flash memory, 1 KB of SRAM, and 64 bytes of data EEPROM.
- Low power consumption: The microcontroller is designed for low power consumption, making it suitable for battery-powered applications.
Applications
- Embedded systems: The AT89C51ED2-SLSUM is suitable for a wide range of embedded systems applications, including industrial control, automotive, and medical devices.
- Consumer electronics: The microcontroller can be used in consumer electronics such as smart home devices, appliances, and wearables.
Where to Use
The AT89C51ED2-SLSUM is suitable for use in a wide range of applications where a high-performance 8-bit microcontroller is required. Some examples include:
- Industrial control systems
- Automotive electronics
- Medical devices
- Consumer appliances
How to Use
To use the AT89C51ED2-SLSUM, follow these steps:
- Connect the microcontroller to a power supply and ground.
- Configure the peripherals as required for your application.
- Write code using the Atmel AVR Studio or other development tools.
- Program the microcontroller with the compiled code.
Equivalents
- ATmega8: A similar 8-bit microcontroller from Atmel with a higher clock speed and more memory.
- PIC16F877A: A competing 8-bit microcontroller from Microchip with a different instruction set architecture.
Complementary
The AT89C51ED2-SLSUM can be used in combination with other Atmel AVR microcontrollers to create more complex systems. Some examples include:
- Using the ATmega128 as a co-processor for high-performance applications.
- Combining multiple AT89C51ED2-SLSUMs to create a distributed system.
Documentation
The AT89C51ED2-SLSUM is supported by a wide range of documentation, including:
- Data sheet
- User manual
- Application notes
Pricing and Availability
The AT89C51ED2-SLSUM is widely available from a variety of distributors, including:
- Digi-Key
- Newark
- Mouser
Pricing varies depending on the quantity and packaging options. Contact your local distributor for more information.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Program Memory Size (KB) | 64 | RAM (bytes) | 2 |
Data EEPROM (bytes) | 2048 | Pin Count ! | 44 |
Operation Voltage Max.(V) | 5.5 | Operation Voltage Min.(V) | 2.7 |
Timers | 0 x 8-bit - 0 x 16-bit | Max ADC Resolution (bits) | 0 |
ADC Channels | 0 | Zero Cross Detect | No |
Number of Comparators | 0 | SPI | 1 -SPI |
I2C | 0 -I2C | Stand alone PWM | 0 |
Low Power | No | Numerically Controlled Oscillator (NCO) | 0 |
Data Signal Modulator (DSM) | 0 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
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Price details
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