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P87C51FA-4B from PHI,Philips

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P87C51FA-4B

Manufacturer: 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

Partnumber Manufacturer Quantity Availability
P87C51FA-4B,P87C51FA4B PHI, PHILIPS 1084 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 **P87C51FA-4B** is an advanced 8-bit microcontroller from **PHILIPS**, designed for embedded control applications requiring high performance and reliability. Based on the **80C51 architecture**, this component integrates enhanced features, including **16 KB of OTP (One-Time Programmable) ROM**, **512 bytes of RAM**, and a versatile set of peripherals such as **timers, UART, and I/O ports**.  

Operating at a **clock frequency of up to 24 MHz**, the P87C51FA-4B delivers efficient processing power while maintaining low power consumption. Its **4-clock machine cycle** architecture ensures faster instruction execution compared to traditional 80C51 variants. Additionally, the microcontroller supports **in-system programming (ISP)**, simplifying firmware updates without removing the chip from the circuit.  

The P87C51FA-4B is well-suited for industrial automation, consumer electronics, and automotive systems, where robust performance and real-time control are essential. Its **extended temperature range** and **EMI-resistant design** enhance reliability in harsh environments.  

With backward compatibility to the 80C51 instruction set, developers can leverage existing code libraries while benefiting from improved speed and functionality. The **OTP memory** ensures secure firmware storage, making it ideal for production applications requiring tamper-resistant solutions.  

Overall, the P87C51FA-4B is a dependable choice for engineers seeking a high-performance, cost-effective microcontroller with legacy support and modern enhancements.

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 P87C51FA in legacy designs.
  • DS89C450-MNL --: 8051-compatible high-speed microcontroller in the same 40-pin DIP footprint, offering higher performance and similar peripheral set.
  • W78E516B40PL --: 8051-core microcontroller with 64KB flash in a 40-pin DIP package, functionally similar and often used to replace Philips 87C51 devices.
  • AT89C51-24PC --: Pin-compatible 8051-family microcontroller with 4KB flash, widely available and a common drop-in replacement for the P87C51FA in legacy designs.
  • N87C51FA-1 --: Original Intel 8051-family EPROM microcontroller in the same 87C51 series, functionally equivalent core and pinout for existing Philips-based designs.
  • DS89C450-MNL --: 8051-compatible high-speed microcontroller with similar peripheral set and DIP package option, suitable as a functional substitute where timing is not critical.

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