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P87C52UFBB from PHILIPS

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P87C52UFBB

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
P87C52UFBB PHILIPS, PHI 970 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 **P87C52UFBB** from **PHILIPS** is an advanced 8-bit microcontroller designed for embedded control applications. Based on the **80C51** architecture, it combines high performance with low power consumption, making it suitable for a wide range of industrial, automotive, and consumer electronics applications.  

This microcontroller features **8 KB of on-chip Flash memory**, allowing for flexible program storage and in-system reprogramming. It also includes **256 bytes of RAM**, ensuring efficient data handling. The **P87C52UFBB** operates at a clock frequency of up to **16 MHz**, delivering reliable processing power for real-time control tasks.  

Key peripherals include **three 16-bit timers/counters**, a **full-duplex UART** for serial communication, and **32 I/O lines** for interfacing with external devices. Its **low-power idle and power-down modes** enhance energy efficiency, making it ideal for battery-powered systems.  

Built with **high noise immunity** and robust **EMI suppression**, the **P87C52UFBB** ensures stable operation in electrically noisy environments. Its **OTP (One-Time Programmable) and Flash variants** provide flexibility for different development stages, from prototyping to mass production.  

With its proven **80C51 core** and versatile feature set, the **P87C52UFBB** remains a dependable choice for engineers seeking a cost-effective, high-performance microcontroller solution.

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

  • AT89C52-24PU --: Pin-compatible 8051 microcontroller with 8KB flash, same 40-pin DIP footprint and instruction set, widely available and drop-in replaceable.
  • W78E52B-40PL --: 8051-compatible MCU with 8KB flash in 40-pin DIP, matches P87C52 memory and pinout, suitable direct substitute.
  • STC89C52RC-40I-PDIP --: 8051-core microcontroller with 8KB flash and 40-pin DIP package, functionally equivalent and commonly used as a replacement.
  • AT89C52-24PU --: Pin-compatible 8051 microcontroller with 8KB flash, same 40-pin DIP footprint and instruction set, widely available and often used as a drop-in replacement for P87C52 OTP parts.
  • W78E52B-24 --: 8051-compatible MCU with 8KB flash in 40-pin DIP, matches the P87C52 architecture and pinout, suitable for direct substitution in most legacy designs.
  • STC89C52RC-40I-PDIP --: 8051-core microcontroller with 8KB flash and 40-pin DIP package, functionally equivalent to the P87C52 and commonly used to replace obsolete Philips OTP devices.

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