AT89C51RB2-3CSUM - Microchip Technology

Manufacturer Part Number

AT89C51RB2-3CSUM

Manufacturer

Microchip Technology

Introduction

The AT89C51RB2-3CSUM is a high-performance 8-bit microcontroller featuring 16KB FLASH memory and based on the 80C51 core.

Product Features and Performance

80C51 Core Processor at 60MHz speed

8-Bit Core Size

16KB (16K x 8) FLASH Program Memory

25K x 8 RAM Size

SPI and UART/USART Connectivity

32 Programmable I/O Lines

Peripherals include Power-on Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT)

External Oscillator Type

Product Advantages

High-speed operation at up to 60MHz

Ample program memory for complex tasks

Multiple communication interfaces enhance versatility

On-chip peripherals minimize external components

Support for a wide voltage range (2.7V to 5.5V)

Key Technical Parameters

60MHz Operating Speed

32 Number of I/O

16KB FLASH Program Memory Size

25K x 8 RAM Size

7V ~ 5.5V Supply Voltage Range

-40°C ~ 85°C Operating Temperature Range

Quality and Safety Features

Power-on Reset (POR) to ensure reliable operation after power-ups

Watchdog Timer (WDT) to recover from runaway software

Compatibility

40-PDIL Supplier Device Package compatibility with through-hole PCB design

Application Areas

Industrial control systems

Consumer electronics

Automation systems

Internet of things (IoT) devices

Product Lifecycle

Active product status indicating current production and support

No indication of nearing discontinuation

Potential availability of replacements or upgrades with compatible footprints in the 89C series

Several Key Reasons to Choose This Product

Robust operating speed for time-critical applications

Comprehensive connectivity options with SPI and UART/USART

Ample on-board memory addressing modern application demands

In-built peripherals reducing the need for external components

Wide operating temperature suitable for harsh environments

Active product lifecycle status ensures ongoing support and availability