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P89C51UFPN from PHILIPS

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P89C51UFPN

Manufacturer: PHILIPS

80C51 8-bit microcontroller family 4K/8K/16K/32K Flash

Partnumber Manufacturer Quantity Availability
P89C51UFPN PHILIPS 4300 In Stock

Description and Introduction

80C51 8-bit microcontroller family 4K/8K/16K/32K Flash The **P89C51UFPN** is an advanced 8-bit microcontroller from PHILIPS, designed for embedded control applications requiring high performance and reliability. Based on the industry-standard 80C51 architecture, this microcontroller combines enhanced features with low power consumption, making it suitable for a wide range of industrial, automotive, and consumer electronics applications.  

Featuring **16 KB of Flash program memory**, the P89C51UFPN supports in-system programming (ISP) and in-application programming (IAP), allowing for flexible firmware updates without removing the chip from the circuit. It operates at a clock speed of up to **33 MHz**, ensuring efficient execution of complex tasks. The device includes **512 bytes of RAM**, three 16-bit timers/counters, and a versatile serial port for UART communication.  

With its **low-power idle and power-down modes**, the P89C51UFPN is optimized for energy-sensitive designs. Its robust I/O structure and built-in watchdog timer enhance system stability in harsh environments. The **PLCC-44 package** ensures compact integration while maintaining reliable connectivity.  

Engineers favor the P89C51UFPN for its balance of performance, power efficiency, and ease of development, making it a dependable choice for embedded systems requiring precise control and real-time responsiveness.

Application Scenarios & Design Considerations

80C51 8-bit microcontroller family 4K/8K/16K/32K Flash

Alternative Part Number

  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P89C51 series.
  • STC89C52RC-40I-PDIP --: 8051-compatible MCU in DIP-40 with 8KB flash, functionally similar and often used to replace Philips P89C51 parts.
  • W78E516DPG --: 8051-core microcontroller in DIP-40 with comparable features, suitable as an alternative when the original Philips part is unavailable.

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