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P87C54SBAA from NXP,NXP Semiconductors

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P87C54SBAA

Manufacturer: NXP, PHILIPS, PH

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
P87C54SBAA NXP, PHILIPS, PH 2076 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 **P87C54SBAA** is an advanced 8-bit microcontroller from Philips Semiconductors (now NXP), designed for embedded control applications. Built on the robust 80C51 core architecture, it offers enhanced performance, reliability, and power efficiency, making it suitable for industrial, automotive, and consumer electronics.  

Featuring **16 KB of on-chip OTP (One-Time Programmable) ROM**, the P87C54SBAA ensures secure firmware storage while eliminating the need for external memory in many applications. Its **256 bytes of RAM** support efficient data handling, and the integrated **three 16-bit timers/counters** provide precise timing control. Additionally, the microcontroller includes a **full-duplex UART** for serial communication and **32 I/O lines** for versatile interfacing.  

Operating at a **clock frequency of up to 24 MHz**, the P87C54SBAA delivers fast execution speeds while maintaining low power consumption. Its **power-saving idle and power-down modes** further optimize energy efficiency in battery-powered systems.  

With its industrial-grade temperature range and strong EMI resistance, this microcontroller is well-suited for demanding environments. Engineers favor the P87C54SBAA for its balance of performance, integration, and cost-effectiveness in embedded designs.  

For detailed specifications, always refer to the official datasheet to ensure compatibility with your application requirements.

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

  • AT89C54-24JC --: Pin-compatible 8051 microcontroller with 16KB flash, similar to the P87C54 OTP device, widely available and easy drop-in replacement.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, can emulate P87C54 functionality with faster throughput and more memory.
  • W77E058A40PL --: 8051-compatible MCU with 32KB flash and similar peripheral set, suitable replacement when extra code space is acceptable.
  • AT89C54-24JC --: Pin-compatible 8051-family microcontroller with 16KB flash, closely matching the P87C54's 16KB OTP EPROM and suitable as a drop-in replacement in most legacy designs.
  • W78E54B-40PL --: 8051-compatible MCU with 16KB flash and similar peripheral set, widely used as a replacement for Philips 87C54 devices in existing sockets.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with 64KB flash, offering a superset of the P87C54 features and usable as a functional upgrade alternative.
  • AT89C54-24JC --: Pin-compatible 8051-family microcontroller with 16KB flash, direct functional replacement for the P87C54 OTP device.
  • DS89C450-MNL --: 8051-compatible high-speed microcontroller in the same family class, suitable drop-in substitute for legacy 87C54 designs.
  • W78E54B-24PL --: 8051-core microcontroller with 16KB flash and compatible pinout, commonly used to replace Philips 87C54 parts.

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