P80C51RA+4AManufacturer: PHILIPS 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| P80C51RA+4A | PHILIPS | 26 | In Stock |
Description and Introduction
80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz The **P80C51RA+4A** from **PHILIPS** is a high-performance, low-power 8-bit microcontroller based on the industry-standard **80C51** architecture. Designed for embedded applications requiring reliability and efficiency, this component integrates advanced features while maintaining compatibility with legacy 80C51 systems.  
Featuring **16KB of on-chip ROM** and **512 bytes of RAM**, the P80C51RA+4A offers ample memory for small to medium-scale applications. Its enhanced architecture includes a **six-clock operation mode**, significantly improving execution speed compared to traditional 12-clock variants. The microcontroller supports a wide operating voltage range (2.7V to 5.5V), making it suitable for both battery-powered and industrial environments.   Key peripherals include **three 16-bit timers/counters**, a **full-duplex UART**, and **32 programmable I/O lines**, enabling versatile interfacing with external devices. Additionally, it incorporates **power-saving idle and power-down modes**, optimizing energy consumption in low-duty-cycle applications.   With robust **EMI suppression** and **high noise immunity**, the P80C51RA+4A is well-suited for automotive, industrial control, and consumer electronics. Its **OTP (One-Time Programmable) ROM** variant ensures secure firmware storage, while its extended temperature range enhances reliability in harsh conditions.   For developers seeking a dependable, cost-effective microcontroller with proven 80C51 compatibility, the P80C51RA+4A remains a compelling choice. |
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Application Scenarios & Design Considerations
80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
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