ATMEGA645-16AU - Microchip Technology

Manufacturer Part Number

ATMEGA645-16AU

Manufacturer

Microchip Technology

Introduction

The ATMEGA645-16AU is a high-performance microcontroller from the AVR® ATmega series, designed for advanced embedded control applications.

Product Features and Performance

Core Processor: AVR

Core Size: 8-Bit

Speed: 16MHz

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

EEPROM Size: 2K x 8

RAM Size: 4K x 8

Number of I/O: 53

Connectivity Options include SPI, UART/USART, USI

Peripherals include Brown-out Detect/Reset, POR, PWM, WDT

Data Converters: A/D 8x10b

Oscillator Type: Internal

Operating Temperature Range: -40°C ~ 85°C

Product Advantages

Efficient power usage with a voltage supply range of 2.7V to 5.5V

High integration with comprehensive peripheral set

Versatile connectivity options enhance modular design capabilities

Key Technical Parameters

Program Memory Type: FLASH

Voltage Supply (Vcc/Vdd): 2.7V ~ 5.5V

Mounting Type: Surface Mount

Package/Case: 64-TQFP (14x14)

Supplier Device Package: 64-TQFP

Quality and Safety Features

Extended operating temperature range ensures reliability under extreme conditions

Includes safety features such as Brown-out Detect/Reset and Watchdog Timer (WDT)

Compatibility

Compatible with AVR development and debugging tools

Application Areas

Industrial Automation

Telecommunications

Consumer Electronics

Automotive systems

Product Lifecycle

Status: Active

The product includes ongoing manufacturer support and availability of replacements.

Several Key Reasons to Choose This Product

Robust processing capability with 16MHz AVR core accommodating demanding applications

Flexibility in programming and development with ample memory resources (64KB FLASH, 2KB EEPROM)

Diverse connectivity and peripheral options facilitate complex designs and applications

Durability in harsh environments with a wide operating temperature range

Reliability assured by advanced safety features and continued manufacturer support