P87C51FB-4BManufacturer: PHI, PHILIPS 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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| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| P87C51FB-4B,P87C51FB4B | PHI, PHILIPS | 1366 | 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 **P87C51FB-4B** from PHILIPS (now NXP Semiconductors) is an enhanced 8-bit microcontroller based on the industry-standard 8051 architecture. Designed for embedded applications requiring high performance and reliability, this component integrates advanced features while maintaining backward compatibility with legacy 8051 designs.  
Built with a **4-clock-per-machine-cycle** architecture, the P87C51FB-4B delivers faster execution speeds compared to traditional 12-clock variants. It includes **8 KB of on-chip EPROM**, providing ample program storage, along with **256 bytes of RAM** for data handling. The microcontroller supports a wide operating voltage range (4.5V to 5.5V) and operates at frequencies up to **24 MHz**, making it suitable for industrial, automotive, and consumer electronics applications.   Key features include **three 16-bit timers/counters**, a full-duplex UART for serial communication, and **32 programmable I/O lines** for interfacing with peripherals. Additionally, it incorporates power-saving idle and power-down modes, enhancing energy efficiency in battery-operated systems.   With its robust design and extended instruction set, the P87C51FB-4B remains a versatile choice for developers seeking a proven microcontroller solution. Its combination of performance, integration, and legacy support ensures continued relevance in modern embedded designs. |
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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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