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P87C51FB from INTEL

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P87C51FB

Manufacturer: INTEL, PHI

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
P87C51FB INTEL, PHI 99 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** is an advanced 8-bit microcontroller from **INTEL**, designed for embedded control applications requiring high performance and reliability. Based on the **MCS-51 architecture**, this microcontroller integrates a powerful **8051 core**, offering enhanced processing capabilities with efficient power consumption.  

Featuring **8KB of on-chip EPROM** and **256 bytes of RAM**, the P87C51FB provides ample memory for program storage and data handling. It supports a wide operating frequency range, ensuring flexibility in timing-sensitive applications. The inclusion of **three 16-bit timers/counters**, a **full-duplex UART**, and **32 programmable I/O lines** makes it suitable for industrial automation, consumer electronics, and communication systems.  

The P87C51FB also incorporates **low-power idle and power-down modes**, optimizing energy efficiency in battery-operated devices. Its robust interrupt structure and **Boolean processor** enable efficient real-time control. With **OTP (One-Time Programmable) and UV-erasable variants**, developers can choose the most suitable option for prototyping or production.  

Designed for durability, the P87C51FB operates reliably across industrial temperature ranges, making it ideal for harsh environments. Its compatibility with the **MCS-51 instruction set** ensures seamless integration with existing designs, simplifying development and reducing time-to-market.  

For engineers seeking a dependable, high-performance microcontroller, the P87C51FB remains a trusted solution in embedded system design.

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)

Alternative Part Number

  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P87C51FB in legacy designs.
  • N87C51 --: Same 8051 core family from Intel with comparable EPROM-based program memory, offering a close functional match for existing Intel-based boards.
  • DS89C450 --: High-speed 8051-compatible microcontroller with flash memory and similar peripheral set, suitable for upgrading older P87C51FB designs.
  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P87C51FB in legacy designs.
  • DS89C450-MNL --: 8051-compatible high-speed microcontroller with flash memory, offers similar peripheral set and can replace the P87C51FB with faster execution.
  • W78E516B-40PL --: 8051-core microcontroller with 64KB flash, pin-compatible with classic 8051 devices and suitable as a functional substitute for the P87C51FB.

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