AT89C2051-12PC - Microchip Technology

Manufacturer Part Number

AT89C2051-12PC

Manufacturer

microchip-technology

Introduction

The AT89C2051-12PC is an 8-bit microcontroller with UART connectivity.

Product Features and Performance

8-Bit 8051 Core Processor

12MHz Operating Speed

2KB of FLASH Program Memory

128 Bytes of RAM

15 I/O Pins

Internal Oscillator

UART/USART Interface for Serial Communication

Support for External Interrupts

Product Advantages

Small footprint with 20-PDIP packaging

Easy to program with FLASH memory

Provides flexibility with multiple I/O options

Key Technical Parameters

Core Size: 8-Bit

Speed: 12MHz

Connectivity: UART/USART

Number of I/O: 15

Program Memory Size: 2KB

RAM Size: 128 x 8

Voltage - Supply: 4V ~ 6V

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Standard operating temperature range ensuring reliability

Through hole mounting for robust physical connections

Compatibility

Compatible with 8051 based hardware and software ecosystems

Application Areas

Automated systems

Consumer electronics

Industrial controls

Product Lifecycle

Obsolete status indicates that the product is no longer in production

Replacements or upgrades might be available

Several Key Reasons to Choose This Product

Proven 8051 architecture for reliability and broad support

Sufficient flash and RAM for a variety of entry-level applications

Ability to operate at a wide range of voltages (4V ~ 6V)

Embedded serial communication interface for easy integration into designs

Internal oscillator reduces the need for external components