IC Phoenix logo

Home ›  P  › P6 > P80C31SFBB

P80C31SFBB from PHILIPS

Fast Delivery, Competitive Price @IC-phoenix

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

P80C31SFBB

Manufacturer: PHILIPS, 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
P80C31SFBB PHILIPS, PHI 945 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 **P80C31SFBB** from PHI is a high-performance, 8-bit microcontroller based on the industry-standard 8051 architecture. Designed for embedded applications requiring reliability and efficiency, this component integrates a powerful CPU core with on-chip peripherals, making it suitable for industrial control, automation, and communication systems.  

Featuring a **12-clock cycle architecture**, the P80C31SFBB operates at frequencies up to **33 MHz**, delivering enhanced processing speed while maintaining low power consumption. Its **128-byte RAM** and **4 KB ROM** provide sufficient memory for small to medium-scale applications, with additional expansion capabilities through external memory interfaces.  

Key features include **32 programmable I/O lines**, two 16-bit timers/counters, a full-duplex UART for serial communication, and an interrupt controller supporting five interrupt sources. The microcontroller also supports **low-power idle and power-down modes**, optimizing energy efficiency in battery-operated devices.  

Built with robust **CMOS technology**, the P80C31SFBB ensures durability in demanding environments. Its compatibility with the 8051 instruction set simplifies software development, leveraging existing tools and libraries.  

Ideal for cost-sensitive yet performance-driven designs, the P80C31SFBB remains a versatile choice for engineers seeking a proven microcontroller solution. Its balance of speed, power efficiency, and integration makes it well-suited for a wide range of embedded applications.

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

Alternative Part Number

  • AT89C51-24PC --: 8051-compatible microcontroller in a 40-pin DIP package, functionally similar to the P80C31 and widely available as a drop-in replacement for most legacy designs.
  • W78E052DDG --: 8051-core microcontroller with compatible instruction set and pinout, offering a modern, actively produced alternative to the obsolete Philips P80C31.
  • STC89C52RC-40I-PDIP --: 8051-compatible MCU in 40-pin DIP with similar electrical characteristics, commonly used to replace older Philips 80C31 devices in legacy boards.
  • SAB80C31 --: Infineon (formerly Siemens) 80C31 CMOS microcontroller, functionally equivalent 8-bit MCU with same 8051 core and pinout.
  • AT89C51 --: Atmel/Microchip 8051-compatible MCU with 4KB flash, widely available and pin-compatible substitute for the P80C31 in most designs.
  • DS80C310 --: Maxim 8051-compatible high-speed microcontroller, drop-in functional alternative with similar architecture and supply requirements.

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