AT89C4051-12PI - Microchip Technology

Manufacturer Part Number

AT89C4051-12PI

Manufacturer

microchip-technology

Introduction

The AT89C4051-12PI is an 8-bit microcontroller from Microchip's 89C series designed for embedded applications, featuring a core processor of 8051 and clock speed of 12MHz.

Product Features and Performance

Core Processor: 8051

Core Size: 8-Bit

Speed: 12MHz

Connectivity: UART/USART

Peripherals: Brown-out Detect/Reset, LED, Power-on Reset

Number of I/O: 15

Program Memory Size: 4KB (4K x 8)

Program Memory Type: FLASH

RAM Size: 128 x 8

Oscillator Type: Internal

Product Advantages

High performance with a simple 8-bit architecture

Low power consumption

Built-in brown-out detect and power-on reset functionalities

Key Technical Parameters

Voltage - Supply (Vcc/Vdd): 4V ~ 6V

Operating Temperature: -40°C ~ 85°C (TA)

Package / Case: 20-DIP (0.300", 7.62mm)

Mounting Type: Through Hole

Quality and Safety Features

Operational over a wide temperature range (-40°C to 85°C)

Includes safety features like brown-out detect/reset

Compatibility

Compatible with UART/USART communication standards

Application Areas

Ideal for use in embedded systems, automation, and process control

Product Lifecycle

Status: Obsolete

Availability of replacements or upgrades should be checked with the manufacturer for latest models or alternative solutions

Several Key Reasons to Choose This Product

Robust operating temperature range suitable for industrial applications

Internal oscillator reducing additional external component needs

Simple programming and interfacing capabilities, ideal for a wide range of applications

Built-in safety features enhance product reliability and stability