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P89C52X2BN from PHI,Philips

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P89C52X2BN

Manufacturer: PHI, NXP

80C51 8-bit Flash microcontroller family

Partnumber Manufacturer Quantity Availability
P89C52X2BN PHI, NXP 219 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family The **P89C52X2BN** from NXP is a high-performance 8-bit microcontroller based on the 80C51 core architecture. Designed for embedded applications requiring robust processing capabilities, it features 8 KB of Flash program memory, 256 bytes of RAM, and a wide operating voltage range of 2.7V to 5.5V. This makes it suitable for both low-power and standard voltage environments.  

With a maximum clock frequency of 33 MHz, the P89C52X2BN delivers efficient execution of instructions while maintaining low power consumption. It includes essential peripherals such as three 16-bit timers/counters, a full-duplex UART for serial communication, and 32 programmable I/O lines. Its in-system programmable Flash memory allows for flexible firmware updates without removing the chip from the circuit.  

The microcontroller supports multiple power-saving modes, including idle and power-down, enhancing energy efficiency in battery-operated devices. Its industrial-grade temperature range (-40°C to +85°C) ensures reliable operation in harsh environments.  

Ideal for applications like industrial control systems, consumer electronics, and automation, the P89C52X2BN combines performance, versatility, and ease of integration, making it a dependable choice for embedded designers. Its backward compatibility with the 80C51 instruction set further simplifies migration from legacy systems.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family

Alternative Part Number

  • AT89S52-24PU --: Pin-compatible 8051 microcontroller with 8K flash, widely available and a direct functional replacement for the P89C52X2BN in most designs.
  • STC89C52RC-40I-PDIP --: 8051-compatible MCU with 8K flash in DIP-40, same pinout and instruction set, often used as a drop-in substitute for Philips 89C52 parts.
  • W78E052DDG --: 8051-core microcontroller with 8K flash in DIP-40, pin and function compatible with the P89C52X2BN for legacy 8051 sockets.
  • AT89S52-24PU --: Pin-compatible 8051 microcontroller with 8KB flash, widely available and a common drop-in replacement for the P89C52X2BN in DIP-40 packages.
  • STC89C52RC-40I-PDIP40 --: 8051-compatible MCU with 8KB flash and the same DIP-40 pinout, often used as a low-cost substitute for NXP 89C52 devices.
  • W78E052DDG --: 8051-core microcontroller with 8KB flash in DIP-40, functionally similar and suitable as an alternative when the original NXP part is unavailable.

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