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P87C54SBBB from PHILIPS

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P87C54SBBB

Manufacturer: PHILIPS, PHILPS, 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
P87C54SBBB PHILIPS, PHILPS, PHI 1820 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 **P87C54SBBB** from PHI is a high-performance 8-bit microcontroller based on the 80C51 core architecture. Designed for embedded applications requiring robust processing capabilities, this component integrates essential features such as a programmable timer, serial communication interface, and multiple I/O ports.  

With **4KB of on-chip ROM**, the P87C54SBBB offers ample memory for code storage, while its **128 bytes of RAM** ensure efficient data handling. The microcontroller operates at a clock frequency of up to **12 MHz**, providing a balance between speed and power efficiency. Its **low-power modes** make it suitable for battery-operated devices, where energy conservation is critical.  

The P87C54SBBB supports **in-system programming (ISP)**, allowing firmware updates without removing the chip from the circuit. This feature enhances flexibility during development and maintenance. Additionally, its **industrial-grade temperature range** ensures reliable performance in demanding environments.  

Common applications include **industrial control systems, automotive electronics, and consumer devices**, where its reliability and compact design are advantageous. Engineers favor this microcontroller for its ease of integration and compatibility with legacy 80C51-based systems.  

In summary, the **P87C54SBBB** is a versatile and dependable microcontroller, well-suited for embedded designs requiring a proven architecture with modern enhancements.

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

  • AT89C54-24PC --: Pin-compatible 8051-family microcontroller with 16KB flash, direct functional replacement for the P87C54 OTP device.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller in the same 40-pin DIP footprint, suitable drop-in replacement with faster core.
  • W78E54B-24 --: 8051-compatible MCU with 16KB flash in 40-pin DIP, similar pinout and peripherals to the P87C54.
  • AT89C54-24PC --: 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, suitable drop-in substitute for legacy 87C54 designs.
  • W78E54B-24PL --: 8051-core microcontroller with 16KB flash and compatible pinout, a common replacement for obsolete Philips 87C54 parts.
  • AT89C54-24PC --: Pin-compatible 8051-family microcontroller with 16KB flash, direct functional replacement for the P87C54 OTP device.
  • DS89C450-MNL --: High-speed 8051-compatible MCU with 64KB flash, can emulate P87C54 functionality with faster throughput.
  • W78E54B-40PL --: 8051-compatible microcontroller with 16KB flash in PLCC package, similar architecture and pinout to the P87C54.

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