ATMEGA649P-AU - Microchip Technology

Manufacturer Part Number

ATMEGA649P-AU

Manufacturer

Microchip Technology

Introduction

High-performance, low-power AVR 8-Bit microcontroller

Product Features and Performance

AVR Core running at up to 16MHz

FLASH program memory of 64KB

2KB EEPROM memory

4KB internal RAM

54 general-purpose I/O lines

Advanced RISC architecture

High endurance non-volatile memory segments

Product Advantages

Efficient architecture with single-cycle instruction execution

Extended temperature range operation

Large number of I/O pins for complex applications

On-chip analog-to-digital converter

Flexible SPI, UART/USART and USI for serial communication

Key Technical Parameters

Core Size: 8-Bit

Speed: 16MHz

Program Memory Size: 64KB (32K x 16)

EEPROM Size: 2K x 8

RAM Size: 4K x 8

Voltage - Supply (Vcc/Vdd): 1.8V ~ 5.5V

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

Mounting Type: Surface Mount

Quality and Safety Features

Brown-out detect/reset for reliable operation under fluctuating power conditions

Programmable watchdog timer for system stability

Power-on reset circuit

Compatibility

Works with SPI, UART/USART, USI interfaces

Compatible with 64-TQFP (14x14) surface mount

Application Areas

Automotive systems

Industrial control

Consumer electronics

Internet of Things (IoT)

Smart energy management

Product Lifecycle

Currently in active status

Not nearing discontinuation

Availability of replacements or upgrades

Several Key Reasons to Choose This Product

Robust peripheral set for diverse application needs

Energy-efficient operation suitable for battery-powered devices

Versatile connectivity for communication and data transfer

Wide range of operating voltages for diverse environments

Large community and support for AVR microcontrollers

Extended operational temperature suitable for harsh environments

Consistent product lifecycle ensuring long-term availability