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P87C51RB2BBD from PHI,Philips

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P87C51RB2BBD

Manufacturer: PHI, PHILIPS, NXP

80C51 8-bit microcontroller family 8KB/16KB/32KB/64KB OTP, 512B/512B/512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33 MHz)

Partnumber Manufacturer Quantity Availability
P87C51RB2BBD PHI, PHILIPS, NXP 916 In Stock

Description and Introduction

80C51 8-bit microcontroller family 8KB/16KB/32KB/64KB OTP, 512B/512B/512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33 MHz) The **P87C51RB2BBD** is an advanced 8-bit microcontroller from NXP, designed for embedded control applications requiring high performance and reliability. Based on the industry-standard 80C51 architecture, this component integrates enhanced features, including an expanded memory footprint, improved power efficiency, and robust peripheral support.  

With **16 KB of Flash memory** and **512 bytes of RAM**, the P87C51RB2BBD offers ample storage for program code and data processing. It operates at clock speeds up to **33 MHz**, ensuring efficient execution of real-time tasks. The microcontroller includes multiple **I/O ports**, **timers/counters**, and a **full-duplex UART**, making it suitable for communication and control applications.  

A key advantage of this device is its **low-power operation**, supporting idle and power-down modes to minimize energy consumption in battery-powered systems. Additionally, its **in-system programming (ISP) capability** simplifies firmware updates without requiring physical removal from the circuit.  

The P87C51RB2BBD is widely used in industrial automation, consumer electronics, and automotive systems, where precision and durability are essential. Its compatibility with legacy 80C51 code ensures seamless migration for developers upgrading existing designs.  

Engineers favor this microcontroller for its balance of performance, flexibility, and cost-effectiveness, making it a dependable choice for embedded solutions.

Application Scenarios & Design Considerations

80C51 8-bit microcontroller family 8KB/16KB/32KB/64KB OTP, 512B/512B/512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33 MHz)

Alternative Part Number

  • AT89C51RB2-IM --: Pin-compatible 8051 microcontroller with similar 16KB flash and 512B RAM, widely available and often used as a drop-in replacement for P87C51RB2.
  • W78E516B40PL --: 8051-compatible MCU with 64KB flash and 512B RAM, same 44-pin PLCC package, suitable functional substitute with minor firmware adjustments.
  • STC89C52RC-40I-PLCC44 --: 8051-core microcontroller in 44-pin PLCC with 8KB flash and 512B RAM, low-cost alternative for less demanding applications requiring the same package.
  • AT89C51RB2-UM --: Pin-compatible 8051 microcontroller with 16KB flash and similar peripherals, widely available and well documented.
  • W78E516B40PL --: 8051-compatible MCU with 64KB flash, same core architecture and similar I/O, suitable drop-in replacement in many designs.
  • STC89C52RC-40I-PDIP --: Low-cost 8051-compatible microcontroller with 8KB flash, same instruction set and DIP package, good for legacy Philips 8051 sockets.
  • AT89C51RB2-UM --: Pin-compatible 8051 microcontroller with 16KB flash and similar peripheral set, widely available and often used as a drop-in replacement for P87C51RB2 devices.
  • STC89C52RC-40I-PDIP --: 8051-core MCU with 8KB flash in a compatible package, commonly substituted in legacy 8051 designs where exact NXP part is unavailable.
  • W78E516B-40PL --: 8051-compatible microcontroller with 64KB flash and similar I/O and timer resources, suitable as a functional alternative for 8051-based designs.

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