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P89C51RC2HBBD from PHILIPS

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P89C51RC2HBBD

Manufacturer: PHILIPS, PHI

80C51 8-bit Flash microcontroller family

Partnumber Manufacturer Quantity Availability
P89C51RC2HBBD PHILIPS, PHI 3819 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family The **P89C51RC2HBBD** from **PHILIPS** is a high-performance 8-bit microcontroller based on the 80C51 core architecture. Designed for embedded applications, it combines robust processing capabilities with low power consumption, making it suitable for industrial, automotive, and consumer electronics.  

Featuring **32 KB of Flash memory**, the P89C51RC2HBBD allows in-system programming (ISP) and in-application programming (IAP), providing flexibility for firmware updates without removing the chip from the circuit. It includes **512 bytes of RAM** and supports a wide operating voltage range (2.7V to 5.5V), ensuring compatibility with various power supplies.  

The microcontroller integrates multiple peripherals, such as **UART, SPI, and I²C interfaces**, along with **three 16-bit timers/counters** and a watchdog timer for enhanced system reliability. Its **6-clock or 12-clock operation mode** enables users to balance performance and power efficiency.  

With a **40-pin DIP package**, the P89C51RC2HBBD offers ease of integration into existing designs. Its extended temperature range (-40°C to +85°C) ensures stable operation in harsh environments.  

Engineers favor this microcontroller for its **cost-effectiveness, reliability, and backward compatibility** with the 80C51 instruction set, making it a practical choice for legacy system upgrades and new developments alike.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family

Alternative Part Number

  • AT89C51RC2-IM --: Pin-compatible 8051 microcontroller with similar RC2 flash/RAM configuration, widely available and a direct functional replacement.
  • STC89C52RC-40I-PDIP --: Popular 8051-compatible MCU with comparable resources, commonly used as a drop-in substitute in legacy Philips 89C51 designs.
  • W78E516B-40 --: 8051-core microcontroller with similar flash and I/O features, suitable for replacing older Philips P89C51RC2 devices.
  • AT89C51RC2-IM --: Pin-compatible 8051 microcontroller with similar RC2 flash/RAM density, widely available and a direct functional replacement.
  • STC89C52RC-40I-PDIP --: Popular 8051-compatible MCU with comparable resources and low cost, suitable for legacy P89C51RC2 designs with minor firmware checks.
  • W78E516B-40PL --: 8051-core microcontroller with comparable flash and I/O, often used as a drop-in substitute for older Philips 89C51 parts.

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