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P87C51RD+IB from PHI,Philips

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P87C51RD+IB

Manufacturer: 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
P87C51RD+IB,P87C51RDIB PHI 352 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 **P87C51RD+IB** from **PHI** is a high-performance, 8-bit microcontroller based on the **80C51** architecture. Designed for embedded applications, it combines robust functionality with low power consumption, making it suitable for a wide range of industrial, automotive, and consumer electronics applications.  

Featuring **64 KB of on-chip Flash memory** and **1 KB of RAM**, the P87C51RD+IB offers ample storage for program code and data. It supports **in-system programming (ISP)**, allowing firmware updates without removing the chip from the circuit. The microcontroller operates at a clock speed of up to **33 MHz**, ensuring efficient processing for real-time tasks.  

Key peripherals include **three 16-bit timers/counters**, a **full-duplex UART**, and **32 programmable I/O lines**, providing flexibility for interfacing with external devices. It also incorporates **power-saving modes**, including idle and power-down, to optimize energy efficiency in battery-operated systems.  

Built with reliability in mind, the P87C51RD+IB features **watchdog timer (WDT)**, **power-on reset (POR)**, and **low-voltage detection (LVD)** to enhance system stability. Its **industrial-grade temperature range** ensures dependable operation in harsh environments.  

With its combination of performance, versatility, and durability, the P87C51RD+IB remains a preferred choice for engineers seeking a dependable 80C51-compatible microcontroller.

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

  • AT89C51RD2-IM --: Pin-compatible 8051-family MCU with 64KB flash, similar RD+ feature set, widely available and well documented.
  • W78E516DPG --: 8051-compatible MCU with 64KB flash in PLCC44 package, close functional match to the P87C51RD+.
  • STC89C52RC-40I-PLCC --: Low-cost 8051-compatible MCU in PLCC44, suitable drop-in replacement for many legacy 87C51 designs.

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