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P87C58X2BN from PH

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P87C58X2BN

Manufacturer: PH, PHI

80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz

Partnumber Manufacturer Quantity Availability
P87C58X2BN PH, PHI 55 In Stock

Description and Introduction

80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz The **P87C58X2BN** is a high-performance 8-bit microcontroller from Philips Semiconductors (now NXP Semiconductors), designed for embedded control applications. Based on the 80C51 architecture, it combines robust processing capabilities with low power consumption, making it suitable for industrial, automotive, and consumer electronics.  

This microcontroller features an enhanced **256-byte RAM**, **32 KB of flash memory**, and an expanded **16-bit address bus**, allowing efficient handling of complex tasks. Its **three 16-bit timers/counters**, **full-duplex UART**, and **programmable I/O ports** provide flexibility for interfacing with peripherals. Additionally, the **P87C58X2BN** supports **in-system programming (ISP)**, enabling firmware updates without removing the chip from the circuit.  

With an operating voltage range of **4.5V to 5.5V** and a clock speed of up to **33 MHz**, it delivers reliable performance in demanding environments. Built-in power-saving modes further enhance energy efficiency, making it ideal for battery-operated devices.  

The **P87C58X2BN** is a versatile solution for developers seeking a balance of processing power, memory capacity, and low-power operation in embedded systems. Its compatibility with the 80C51 instruction set ensures seamless integration into existing designs while offering modern enhancements for improved functionality.

Application Scenarios & Design Considerations

80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz

Alternative Part Number

  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P87C58X2 in many legacy designs.
  • W78E058B40PL --: 8051-compatible MCU with 32KB flash in a 40-pin DIP, matching the P87C58X2 architecture and package for direct board substitution.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, offering higher performance and similar pinout for legacy 8051 sockets.
  • AT89C51RC2-IM --: 8051-compatible microcontroller with 32KB flash, similar pinout and function, widely available and often used as a drop-in replacement for P87C58X2.
  • W78E058D40PL --: 8051 core MCU with 32KB flash and comparable peripheral set, pin-compatible in many designs and a common substitute for Philips 87C58 parts.
  • STC89C58RD+ --: 8051-compatible MCU with 32KB flash, similar instruction set and pinout, frequently used as a replacement for legacy P87C58X2 devices.

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