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SC80C31BCCA44 from S

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SC80C31BCCA44

Manufacturer: S, PHILIPS

CMOS single-chip 8-bit microcontrollers

Partnumber Manufacturer Quantity Availability
SC80C31BCCA44 S, PHILIPS 58 In Stock

Description and Introduction

CMOS single-chip 8-bit microcontrollers The SC80C31BCCA44 is a microcontroller manufactured by Philips (now NXP Semiconductors). Below are the specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Philips (NXP Semiconductors)  
- **Part Number:** SC80C31BCCA44  
- **Core Architecture:** 80C51 (MCS-51 compatible)  
- **CPU Speed:** Up to 33 MHz  
- **Program Memory (ROM):** None (external memory required)  
- **RAM (Internal):** 128 bytes  
- **I/O Ports:** 32 programmable I/O lines  
- **Timers/Counters:** Two 16-bit timers/counters  
- **Serial Communication:** Full-duplex UART  
- **Interrupts:** 5 interrupt sources with 2 priority levels  
- **Operating Voltage:** 4.5V to 5.5V  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Package:** PLCC (Plastic Leaded Chip Carrier), 44 pins  

### **Descriptions:**  
- The SC80C31BCCA44 is a high-performance CMOS version of the 80C51 microcontroller.  
- It is a ROM-less variant, requiring external program memory for operation.  
- Designed for embedded control applications, it offers low power consumption and high-speed processing.  

### **Features:**  
- **MCS-51 Instruction Set Compatible**  
- **Low Power Consumption (CMOS Technology)**  
- **Enhanced EMI Reduction**  
- **Power Saving Idle and Power-Down Modes**  
- **Boolean Processor for Bit Manipulation**  
- **Expandable External Memory (up to 64KB)**  
- **Watchdog Timer (Optional in some variants)**  
- **Industrial-Grade Versions Available**  

This information is based on the manufacturer's datasheet and technical documentation. For detailed electrical characteristics and application notes, refer to the official Philips/NXP datasheet.

Application Scenarios & Design Considerations

CMOS single-chip 8-bit microcontrollers

Alternative Part Number

  • P80C31BH --: Pin-compatible 80C31 CMOS microcontroller from the original architecture creator, widely available and functionally equivalent.
  • DS80C310 --: High-speed 8051-compatible microcontroller with the same core and pinout, suitable as a drop-in functional replacement.
  • AT89C51 --: Popular 8051-family CMOS microcontroller with compatible instruction set and pinout, offering a well-supported alternative source.

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