AT89C51RB2T-RLTUL - Microchip Technology

Manufacturer Part Number

AT89C51RB2T-RLTUL

Manufacturer

Microchip Technology

Introduction

High-performance 8-bit microcontroller with enhanced features for embedded control.

Product Features and Performance

8-Bit 80C51 Central Processing Unit

40MHz maximum operating frequency

16KB FLASH program memory

25KB RAM

32 programmable I/O lines

SPI and UART/USART serial communication interfaces

Programmable Watchdog Timer (WDT)

Power-on Reset (POR)

Pulse Width Modulation (PWM) channels

Product Advantages

Low-power consumption

Flexible and high-speed computing capacity

Robust serial communication capabilities

Large number of I/Os for complex tasks and interfaces

Extended operating temperature range for harsh environments

Key Technical Parameters

Core Size: 8-Bit

Speed: 40MHz

Program Memory: 16KB FLASH

RAM Size: 1.25KB

Number of I/O: 32

Voltage Supply: 2.7V to 5.5V

Mounting Type: Surface Mount

Package: 44-VQFP (10x10)

Quality and Safety Features

Extended temperature range ensures reliability in extreme conditions

Built-in watchdog timer prevents system failures

Compatibility

Compatible with a broad range of power supply voltages

Suitable for use with external oscillators

Application Areas

Industrial control systems

Home automation

Automotive applications

Robotic systems

Product Lifecycle

Status: Active

Long-term availability with no current discontinuation notice

Several Key Reasons to Choose This Product

High instruction throughput with 6 clocks per instruction

Wide operating voltage range supporting diverse environments and applications

Availability of ample program and data memory for complex applications

Multiple built-in peripheral functions to simplify design and reduce component count

Proven and widely adopted 80C51 architecture for compatibility with existing code bases and development tools

Comprehensive support from Microchip Technology, including development tools and software libraries