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Microchip 8-bit 8051 Microcontroller, 24 MHz, 2kB FLASH, 20-Pin PDIP AT89C2051-24PU
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 4.953mm |
| Length | 26.92mm |
| Model | AT89C2051-24PU |
| Width | 7.11mm |
| Mount Type | Through Hole |
| Series | AT89 |
| Maximum Operating Temperature | 85°C |
| Package Type | PDIP |
| Minimum Operating Temperature | -40°C |
| Interfaces | USB MCUs |
| Ram size | 128bit |
| Interface Type | SPI |
| Pin Count | 20 |
| Maximum Supply Voltage | 5.5V |
| Maximum Power Dissipation Pd | 1W |
| Minimum Supply Voltage | 2V |
| Device Core | 8051 |
| Program Memory Size | 2kB |
| Maximum Clock Frequency | 24MHz |
| Number of Programmable I/Os | 16 |
| Analogue Comparators | 2 |
| Number of Timers | 1 |
| Instruction Set Architecture | CISC |
| Program Memory Type | FLASH |
Key Features
- The microcontroller is based on the 8051 architecture with 8-bit data bus width.
- It operates at a maximum clock frequency of 24 MHz.
- The device has 2kB of flash program memory and 128-bit RAM.
- The package type is PDIP with a 20-pin count and through-hole mount type.
- The maximum operating temperature is 85°C with a minimum supply voltage of 2V and maximum supply voltage of 5.5V.
- It includes 2 analogue comparators and 1 timer.
- The device uses SPI interface type and supports USB MCUs.
- Maximum power dissipation is 1W ensuring energy-efficient operation.
Product Description
Microchip AT89C2051-24PU is an 8-bit microcontroller based on the proven 8051 architecture. Operating at up to 24 MHz, it features 2kB of reprogrammable FLASH memory and 128-bit RAM, making it suitable for embedded system designs requiring moderate memory and processing speed.
This microcontroller is housed in a 20-Pin PDIP package, ideal for through-hole mounting in industrial and laboratory environments. It supports SPI interface communication and is compatible with USB MCUs, providing versatile connectivity options.
The device operates reliably over a temperature range from -40°C to 85°C, handling complex control tasks in harsh operational conditions. The maximum power dissipation rating of 1W ensures low energy consumption and thermal efficiency, critical for embedded and industrial applications.
Its compact dimensions (26.92mm length x 7.11mm width x 4.953mm height) facilitate integration in space-constrained electronic assemblies. The inclusion of 2 analogue comparators and a single timer enhances its control capabilities.
The microcontroller is based on 8051 core architecture supporting CISC instruction set. 24 MHz maximum clock speed enables responsive processing. 2kB FLASH program memory offers reliable non-volatile storage. Through-hole PDIP mounting ensures secure PCB installation.
Wide operating voltage range from 2V to 5.5V suits various power environments. 16 programmable I/O pins extend interface flexibility. Robust industrial-grade temperature tolerance from -40°C to 85°C. Power dissipation limited to 1 watt for efficient thermal management.
Equipped with SPI interface and USB MCU compatibility for communications.
This microcontroller is widely used in embedded systems, industrial automation, consumer electronics, and other applications requiring dependable 8-bit processing performance. Its flash memory allows updating firmware in system (ISP), enhancing product lifecycle management.
Explore more Microcontroller solutions and components at EnvMart to find the right fit for your electronic system development needs.
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Frequently Asked Questions
The maximum clock frequency of the AT89C2051-24PU microcontroller is 24 MHz.
It features 2kB of FLASH program memory, allowing for reliable non-volatile storage.
This microcontroller has dimensions of 26.92mm in length, 7.11mm in width, and 4.953mm in height.
The operating temperature range is from -40°C to 85°C, making it suitable for harsh environments.
It includes 16 programmable I/O pins, providing flexibility for various applications.
It comes in a 20-pin PDIP package, which is designed for through-hole mounting.
This model supports SPI interface communication and is compatible with USB MCUs.
The maximum power dissipation is rated at 1W, ensuring energy-efficient operation.
It has a RAM size of 128 bits, suitable for moderate processing tasks.
This microcontroller includes 2 analogue comparators and 1 timer, enhancing its control capabilities.
The minimum supply voltage is 2V, while the maximum supply voltage is 5.5V.
It uses a CISC instruction set architecture, which is characteristic of the 8051 core.
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