Manufacturer Part Number
ATMEGA645-16MU
Manufacturer
Microchip Technology
Introduction
The ATMEGA645-16MU is a high-performance, low-power 8-bit AVR Microcontroller.
Product Features and Performance
8-bit AVR core
64KB Flash memory
2KB EEPROM
4KB RAM
16MHz maximum operating frequency
53 digital I/O pins
Advanced RISC architecture
Product Advantages
High integration with onboard peripherals
Low power consumption
Large program memory for complex applications
Robust I/O capabilities
Wide operating voltage range
Key Technical Parameters
Core Size: 8-Bit
Speed: 16MHz
Connectivity: SPI, UART/USART, USI
Peripherals: BOD, POR, PWM, WDT
Program Memory Size: 64KB
EEPROM Size: 2KB
RAM Size: 4KB
Voltage Supply Range: 2.7V to 5.5V
A/D Converters: 8 channels, 10-bit resolution
Quality and Safety Features
Brown-out Detection
Programmable Watchdog Timer
Extended temperature range (-40°C to 85°C)
Compatibility
Standard 64-QFN package compatible with surface mount technology
Application Areas
Industrial control systems
Automotive
Consumer electronics
Internet of Things devices
Product Lifecycle
Product Status: Active
Not nearing discontinuation
Availability of replacements or upgrades
Several Key Reasons to Choose This Product
Large number of I/Os for versatile applications
Balanced performance and power efficiency
Supports a broad range of peripherals for added functionality
Scalable voltage supply for energy optimization
Durable and reliable for harsh environments
Extensive support and documentation from Microchip Technology
Easy integration into existing designs with common QFN packaging