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P80C51FA-5A from PHILIPS

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P80C51FA-5A

Manufacturer: PHILIPS, 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
P80C51FA-5A,P80C51FA5A PHILIPS, PHI 498 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 **P80C51FA-5A** from PHI is an advanced 8-bit microcontroller based on the industry-standard 80C51 architecture. Designed for embedded applications requiring high performance and low power consumption, this component integrates a robust set of features, making it suitable for industrial control, automation, and consumer electronics.  

Operating at **5V** with a clock speed of up to **16MHz**, the P80C51FA-5A offers **4KB of on-chip ROM** and **128 bytes of RAM**, ensuring efficient program execution and data handling. It includes a **16-bit timer/counter**, a **UART for serial communication**, and **32 I/O lines**, providing flexibility for interfacing with peripherals.  

Built with **low-power CMOS technology**, the microcontroller supports idle and power-down modes, extending battery life in portable applications. Its enhanced instruction set improves processing speed, while its interrupt structure allows for responsive real-time operations.  

The P80C51FA-5A maintains backward compatibility with earlier 80C51 variants, ensuring easy migration for legacy designs. Its reliability, combined with PHI’s manufacturing quality, makes it a dependable choice for engineers seeking a cost-effective yet powerful microcontroller solution.  

With its balanced performance and feature set, the P80C51FA-5A remains a relevant option for modern embedded systems requiring 8-bit processing capabilities.

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 P80C51FA in legacy designs.
  • N87C51 --: Original 8051-family microcontroller from Intel with compatible architecture and pinout, suitable for replacing the Philips part in existing sockets.
  • W78E516B-40PL --: 8051-compatible microcontroller with similar core and pinout, offering a cost-effective alternative for legacy Philips 80C51 designs.
  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P80C51FA in legacy designs.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller in a 40-pin package, offering higher performance and similar peripheral set for direct substitution.
  • W78E516B-40PL --: 8051-core microcontroller with 64KB flash in a 44-pin PLCC package, matching the P80C51FA-5A footprint and suitable for legacy 8051 sockets.

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