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P87C52UBBB from PHI,Philips

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P87C52UBBB

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
P87C52UBBB PHI, PHILIPS 1163 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 **P87C52UBBB** from **PHI** is a high-performance 8-bit microcontroller based on the **80C51** core architecture. Designed for embedded applications, this component combines robust processing capabilities with low power consumption, making it suitable for a wide range of industrial and consumer electronics.  

Featuring **8KB of on-chip ROM**, **256 bytes of RAM**, and **32 I/O lines**, the P87C52UBBB offers ample memory and connectivity for control-oriented tasks. It supports **three 16-bit timers/counters**, a **full-duplex UART**, and an **interrupt system** with multiple priority levels, enhancing its versatility in real-time applications.  

Operating at a clock frequency of up to **33 MHz**, the microcontroller ensures efficient execution of instructions while maintaining power efficiency. Its **low EMI (electromagnetic interference)** characteristics make it ideal for noise-sensitive environments. Additionally, the P87C52UBBB includes **power-saving modes**, such as idle and power-down, to optimize energy consumption in battery-operated devices.  

With its **industrial-grade reliability** and compatibility with the **MCS-51 instruction set**, the P87C52UBBB is a dependable choice for developers seeking a cost-effective yet powerful microcontroller solution. Its integration of essential peripherals and robust architecture makes it well-suited for automation, instrumentation, and embedded control systems.

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 direct drop-in replacement.
  • STC89C52RC-40I-PDIP40 --: 8051-compatible MCU with 8KB flash in 40-pin DIP, functionally equivalent and commonly used as a low-cost substitute for P87C52 devices.
  • W78E052DDG --: 8051-core microcontroller with 8KB flash in 40-pin DIP package, offering similar peripherals and pinout for legacy P87C52 designs.
  • AT89C52-24PU --: Pin-compatible 8051 microcontroller with 8KB flash, widely available and a common drop-in replacement for the P87C52 in most legacy designs.
  • W78E52B-40PL --: 8051-compatible MCU with 8KB flash in the same 44-pin PLCC package, offering similar performance and easy migration.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, pin-compatible in PLCC, suitable when higher performance or more memory is needed.

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