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P89C668HFA from PHIEIPS

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P89C668HFA

Manufacturer: PHIEIPS, PHILIPS, PHI

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM

Partnumber Manufacturer Quantity Availability
P89C668HFA PHIEIPS, PHILIPS, PHI 1060 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM The **P89C668HFA** from Philips is a high-performance 8-bit microcontroller based on the 80C51 architecture. Designed for embedded applications requiring robust processing power and versatile peripheral integration, this component stands out for its efficiency and reliability.  

Featuring an enhanced 80C51 core, the P89C668HFA operates at speeds up to 33 MHz, delivering improved performance for real-time control and data processing tasks. It includes 64 KB of Flash program memory and 8 KB of RAM, providing ample storage for complex firmware. Additionally, its in-system programming (ISP) capability allows for convenient firmware updates without removing the chip from the circuit.  

The microcontroller integrates multiple peripherals, such as UARTs, SPI, I²C, and PWM modules, making it suitable for a wide range of industrial, automotive, and consumer applications. Its low-power modes enhance energy efficiency, while built-in watchdog timers and brown-out detection ensure system stability.  

With a robust instruction set and extended addressing modes, the P89C668HFA offers flexibility for developers working on cost-sensitive yet performance-driven projects. Its compact package and industrial-grade temperature range further reinforce its suitability for demanding environments.  

In summary, the P89C668HFA is a versatile and dependable microcontroller, ideal for applications requiring high-speed processing, extensive memory, and reliable operation.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM

Alternative Part Number

  • AT89C51RD2-IM --: 8051-compatible MCU with 64KB flash, similar to the P89C668, widely available and pin-compatible in many designs.
  • W78E516DDG --: 8051-core microcontroller with 64KB flash and similar peripheral set, direct functional replacement for legacy Philips 89C series.
  • STC89C58RD+ --: 8051-compatible MCU with 32KB flash, low cost and commonly used as a drop-in substitute for older Philips 89C668 designs.
  • AT89C51RD2-IM --: Pin-compatible 8051 microcontroller with 64KB flash, similar to the P89C668HFA, widely available and well documented.
  • W78E516DPG --: 8051-compatible MCU with 64KB flash and similar peripheral set, suitable drop-in replacement for legacy Philips 89C668 designs.
  • STC89C58RD+ --: 8051-core microcontroller with 32KB flash and UART/timers, commonly used as a replacement for older Philips 89C series parts.
  • AT89C51RD2-IM --: 8051-compatible MCU with 64KB flash and similar peripheral set, widely available and pin-compatible in many designs.
  • W78E516DPG --: 8051-core microcontroller with 64KB flash, close functional match for legacy Philips 89C668 applications.
  • STC89C58RD+ --: 8051-compatible MCU with 32KB flash and UART/timers, suitable drop-in replacement for many P89C668HFA sockets.

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