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P89LPC902FN from PHILIPS

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P89LPC902FN

Manufacturer: PHILIPS, NXP

8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM

Partnumber Manufacturer Quantity Availability
P89LPC902FN PHILIPS, NXP 2550 In Stock

Description and Introduction

8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM The **P89LPC902FN** from **PHILIPS** is an 8-bit microcontroller designed for cost-sensitive, low-power applications. Built on an enhanced 80C51 core, it operates at frequencies up to **12 MHz**, delivering efficient performance while minimizing power consumption. This makes it ideal for embedded systems, consumer electronics, and industrial controls where energy efficiency and compact design are critical.  

Featuring **1 KB of flash memory** and **128 bytes of RAM**, the P89LPC902FN offers sufficient storage for small-scale applications. Its integrated peripherals include **two 16-bit timers/counters**, a **watchdog timer**, and a **UART** for serial communication, reducing the need for external components. Additionally, it supports **I²C and SPI interfaces**, enhancing connectivity with sensors and other devices.  

The microcontroller operates within a **2.4V to 3.6V** range, making it suitable for battery-powered systems. Its **low-power modes**, including idle and power-down, further extend battery life in portable applications. The **20-pin DIP package** ensures ease of integration into various circuit designs.  

With its balance of performance, power efficiency, and compact architecture, the **P89LPC902FN** is a reliable choice for developers seeking a versatile and economical microcontroller solution.

Application Scenarios & Design Considerations

8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM

Alternative Part Number

  • AT89C2051-24PU --: Pin-compatible 8051-family microcontroller in a DIP-20 package with similar flash-based architecture, widely available and well documented.
  • AT89C4051-24PU --: 8051-compatible MCU in DIP-20 with 4KB flash, offering a close functional match for the P89LPC902FN in legacy designs.
  • STC89C52RC-40I-PDIP40 --: Popular 8051-compatible microcontroller with flash memory, commonly used as a drop-in replacement in older Philips 8051-based designs.
  • AT89C2051-24PU --: Widely available 8051-compatible microcontroller in a DIP-20 package, functionally similar to the P89LPC902FN for simple control applications.
  • STC89C52RC-40I-PDIP40 --: Popular 8051-core MCU with broad availability and low cost, suitable as a drop-in functional replacement in legacy 8051 designs.
  • PIC16F628A-I/P --: General-purpose 8-bit microcontroller in DIP-18 with comparable I/O and peripheral set, usable when porting the design from 8051 to PIC architecture.

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