IC Phoenix logo

Home ›  P  › P7 > P89C51UBBB

P89C51UBBB from PHI,Philips

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

P89C51UBBB

Manufacturer: PHI, PHILIPS

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

Partnumber Manufacturer Quantity Availability
P89C51UBBB PHI, PHILIPS 5203 In Stock

Description and Introduction

80C51 8-bit microcontroller family 4K/8K/16K/32K Flash The **P89C51UBBB** from **PHI** is a high-performance, 8-bit microcontroller based on the **80C51** core architecture. Designed for embedded applications, it combines robust functionality with low power consumption, making it suitable for a wide range of industrial, automotive, and consumer electronics applications.  

Featuring **64 KB of Flash memory** and **1 KB of RAM**, the P89C51UBBB provides ample storage for program code and data processing. It operates at a clock speed of up to **40 MHz**, ensuring efficient execution of instructions. The microcontroller includes an integrated **UART**, **SPI**, and **I²C** interface, facilitating seamless communication with peripheral devices.  

Additional features include **in-system programming (ISP)** and **in-application programming (IAP)**, allowing firmware updates without removing the chip from the circuit. Its **low-power modes** enhance energy efficiency, making it ideal for battery-powered systems.  

With **32 programmable I/O pins**, the P89C51UBBB offers flexibility in interfacing with sensors, displays, and other components. Built-in **watchdog timer** and **power-on reset** functions ensure reliable operation in critical environments.  

Engineers favor the P89C51UBBB for its reliability, ease of integration, and compatibility with legacy 8051-based designs. Its combination of performance and versatility makes it a preferred choice for embedded system developers.

Application Scenarios & Design Considerations

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

Alternative Part Number

  • AT89C51-24PC --: Pin-compatible 8051 microcontroller from the Atmel/Microchip AT89 series with similar flash-based architecture, widely available and a common drop-in replacement.
  • W78E516B40PL --: 8051-compatible microcontroller with comparable features and pinout, suitable as a functional substitute for legacy Philips 89C51 designs.
  • STC89C52RC-40I-PDIP --: Popular 8051-core MCU with similar peripheral set and DIP package, often used to replace older Philips P89C51 parts in existing boards.
  • AT89C51-24PC --: Pin-compatible 8051 microcontroller with 4KB flash, widely available and a common drop-in replacement for the P89C51 series in legacy designs.
  • W77E516A40PL --: Enhanced 8051-compatible MCU with faster core and similar peripheral set, suitable as a functional substitute when firmware is recompiled.
  • DS89C450-MNL --: High-speed 8051-compatible microcontroller with comparable I/O and memory architecture, usable as an alternative for legacy Philips 8051 designs.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips