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P89C51UBBB from PHI,Philips

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P89C51UBBB

Manufacturer: PHI

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

Partnumber Manufacturer Quantity Availability
P89C51UBBB PHI 2400 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
Partnumber Manufacturer Quantity Availability
P89C51UBBB PHILIPS 2803 In Stock

Description and Introduction

80C51 8-bit microcontroller family 4K/8K/16K/32K Flash The **P89C51UBBB** from **PHILIPS** (now **NXP Semiconductors**) is an advanced 8-bit microcontroller based on the **80C51** core architecture. Designed for embedded applications, it combines high performance with low power consumption, making it suitable for industrial control, automation, and consumer electronics.  

Featuring **64 KB of Flash program memory** and **1 KB of RAM**, the P89C51UBBB 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.  

Key peripherals include **four 8-bit I/O ports**, three **16-bit timers/counters**, a full-duplex **UART**, and an enhanced **watchdog timer** for improved system reliability. Additionally, it supports **I²C and SPI** communication protocols, facilitating seamless interfacing with sensors and other devices.  

Built with **low-power modes** (Idle and Power-down), the P89C51UBBB is ideal for battery-powered applications. Its robust design, combined with PHILIPS' legacy of reliability, makes it a dependable choice for developers seeking a versatile and cost-effective microcontroller solution.  

This component remains a relevant choice for engineers working on legacy systems or new designs requiring compatibility with the 80C51 instruction set.

Application Scenarios & Design Considerations

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

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