P87C51RB+4BManufacturer: 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 | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| P87C51RB+4B,P87C51RB4B | PHILIPS | 299 | 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 **P87C51RB+4B** from **PHILIPS** is an enhanced 80C51 microcontroller designed for embedded applications requiring high performance and reliability. Built on a robust CMOS architecture, this component integrates an 8-bit CPU with advanced features such as in-system programmability, expanded memory, and versatile peripheral interfaces.  
With **16KB of OTP (One-Time Programmable) ROM** and **512 bytes of RAM**, the P87C51RB+4B offers ample storage for firmware and data processing. It operates at clock speeds up to **24MHz**, ensuring efficient execution of complex tasks. The microcontroller supports multiple power-saving modes, making it suitable for battery-operated or energy-efficient systems.   Key features include **three 16-bit timers/counters**, a **full-duplex UART** for serial communication, and **32 programmable I/O lines** for interfacing with external devices. Its compatibility with the 80C51 instruction set ensures seamless integration into existing designs while benefiting from enhanced performance.   The P87C51RB+4B is widely used in industrial automation, consumer electronics, and automotive systems, where durability and precision are critical. Its OTP memory provides secure, non-volatile storage, ideal for applications requiring firmware stability.   For developers seeking a dependable 80C51-based solution, the P87C51RB+4B delivers a balanced combination of speed, functionality, and power efficiency. |
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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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| Partnumber | Manufacturer | Quantity | Availability |
| P87C51RB+4B,P87C51RB4B | PHI | 255 | 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 **P87C51RB+4B** from **PHI** is a high-performance 8-bit microcontroller based on the **80C51** architecture. Designed for embedded applications, it combines robust functionality with low power consumption, making it suitable for a wide range of industrial and consumer electronics.  
This microcontroller features **32 KB of OTP (One-Time Programmable) ROM**, **512 bytes of RAM**, and an expanded **256-byte internal data memory**, ensuring efficient data handling. It operates at a clock speed of up to **16 MHz**, delivering reliable performance for real-time control tasks.   Key peripherals include **four 8-bit I/O ports**, **three 16-bit timers/counters**, and a full-duplex **UART** for serial communication. Additionally, it supports **6 interrupt sources** with two priority levels, enhancing system responsiveness.   The **P87C51RB+4B** is compatible with the **MCS-51 instruction set**, simplifying development for engineers familiar with the 8051 family. Its **low-power idle and power-down modes** extend battery life in portable applications.   With its durable design and versatile features, the **P87C51RB+4B** is an excellent choice for applications such as automation, instrumentation, and embedded control systems. Its balance of performance and efficiency makes it a dependable component in modern electronic 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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