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P87C51RC+IB from PHILIPS

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P87C51RC+IB

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
P87C51RC+IB,P87C51RCIB PHILIPS, PHI 8802 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 **P87C51RC+IB** from PHILIPS (now NXP Semiconductors) is a high-performance 8-bit microcontroller based on the 80C51 architecture. Designed for embedded applications, it combines reliability with advanced features, making it suitable for industrial control, automation, and consumer electronics.  

This microcontroller operates at a clock speed of up to **33 MHz**, offering efficient processing power for real-time tasks. It includes **32 KB of on-chip Flash memory**, allowing flexible program storage, and **512 bytes of RAM** for data handling. Additionally, the P87C51RC+IB features an **in-circuit programmable (ISP) Flash memory**, enabling easy firmware updates without removing the chip from the circuit.  

With **three 16-bit timers/counters**, a **full-duplex UART**, and **32 programmable I/O lines**, the device supports versatile interfacing and timing operations. It also incorporates **low-power idle and power-down modes**, enhancing energy efficiency in battery-operated systems.  

Built with robust EMI suppression and a wide operating voltage range (**4.5V to 5.5V**), the P87C51RC+IB ensures stable performance in demanding environments. Its compatibility with the 80C51 instruction set simplifies migration from legacy designs while maintaining modern enhancements.  

Ideal for cost-sensitive yet performance-critical applications, the P87C51RC+IB remains a dependable choice for developers seeking a balance of power and efficiency.

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

  • AT89C51RC-24PU --: Pin-compatible 8051 microcontroller with 32KB flash and similar RC-series feature set, widely available and well documented.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, can replace the P87C51RC in most embedded designs with minor firmware adjustments.
  • W78E516B-40PL --: 8051-core microcontroller with 64KB flash in PLCC package, offering a cost-effective drop-in style replacement for legacy Philips 8051 parts.
  • AT89C51RC-24PU --: Pin-compatible 8051 microcontroller with 32KB flash, similar to the P87C51RC, widely available and easy drop-in replacement.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, offers higher performance and similar peripheral set for legacy 8051 designs.
  • W78E516B40PL --: 8051-core microcontroller with 64KB flash in PLCC package, functionally comparable and often used as a substitute for Philips 87C51 devices.

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