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P80C51 from INTEL

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P80C51

Manufacturer: INTEL

80C51 8-bit microcontroller family 8K-64K/256-1K OTP/ROM/ROMless, low voltage 2.7V-5.5V), low power, high speed (33 MHz)

Partnumber Manufacturer Quantity Availability
P80C51 INTEL 4288 In Stock

Description and Introduction

80C51 8-bit microcontroller family 8K-64K/256-1K OTP/ROM/ROMless, low voltage 2.7V-5.5V), low power, high speed (33 MHz) The **P80C51** from **INTEL** is a high-performance, low-power **8-bit microcontroller** based on the widely recognized **MCS-51 architecture**. Designed for embedded control applications, it combines computational efficiency with robust peripheral integration, making it suitable for industrial, automotive, and consumer electronics.  

Featuring a **12 MHz clock speed**, the P80C51 offers **4 KB of on-chip ROM** and **128 bytes of RAM**, providing sufficient memory for small to medium-scale embedded systems. Its **Harvard architecture** ensures efficient instruction execution, while its **40-pin DIP package** facilitates easy integration into circuit designs.  

Key features include **four 8-bit I/O ports**, a **full-duplex UART** for serial communication, and **two 16-bit timer/counters**, enabling precise timing and event management. Additionally, it supports **interrupt handling** with five interrupt sources, enhancing real-time responsiveness.  

The P80C51 operates at **5V supply voltage** and includes power-saving modes, making it energy-efficient for battery-powered applications. Its compatibility with the **MCS-51 instruction set** ensures seamless migration from legacy designs while maintaining software reusability.  

With its reliability, versatility, and industry-proven architecture, the **Intel P80C51** remains a preferred choice for engineers developing cost-effective embedded control solutions. Its balance of performance and power efficiency continues to support a wide range of applications in modern electronics.

Application Scenarios & Design Considerations

80C51 8-bit microcontroller family 8K-64K/256-1K OTP/ROM/ROMless, low voltage 2.7V-5.5V), low power, high speed (33 MHz)

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