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P80C31UBBB from PHI,Philips

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P80C31UBBB

Manufacturer: PHI

80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz

Partnumber Manufacturer Quantity Availability
P80C31UBBB PHI 325 In Stock

Description and Introduction

80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz The **P80C31UBBB** from **PHI** is a high-performance, 8-bit microcontroller based on the **MCS-51** architecture. Designed for embedded control applications, it combines robust processing capabilities with low power consumption, making it suitable for industrial, automotive, and consumer electronics.  

Featuring an **8051-compatible core**, the P80C31UBBB operates at clock speeds up to **16 MHz**, delivering efficient execution of instructions. It includes **128 bytes of on-chip RAM** and supports external memory expansion, offering flexibility for diverse system designs. With **32 I/O lines**, multiple timers/counters, and a full-duplex UART, it facilitates seamless interfacing with peripherals and communication protocols.  

Built with **CMOS technology**, the microcontroller ensures reduced power dissipation while maintaining high noise immunity—critical for demanding environments. Its **4 KB of mask-programmable ROM** provides reliable firmware storage, though external memory can be utilized for larger applications.  

The P80C31UBBB is ideal for applications requiring precise timing, serial communication, or real-time control, such as sensor interfaces, motor controllers, and automation systems. Its compatibility with the **MCS-51 instruction set** ensures ease of development, leveraging a well-established ecosystem of tools and resources.  

With its balance of performance, power efficiency, and versatility, the P80C31UBBB remains a dependable choice for engineers designing embedded solutions.

Application Scenarios & Design Considerations

80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz

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