ATMEGA1281-16MU - Microchip Technology

Manufacturer Part Number

ATMEGA1281-16MU

Manufacturer

Microchip Technology

Introduction

The ATMEGA1281-16MU is a high-performance, low-power AVR® 8-bit microcontroller from Microchip Technology, packed with a wide range of features and functionalities designed for sophisticated embedded applications.

Product Features and Performance

Core Processor: AVR 8-Bit, ensuring efficient handling of operations.

Speed: 16MHz, providing swift processing capabilities for time-sensitive tasks.

Connectivity Options: Includes EBI/EMI, I2C, SPI, UART/USART for flexible communication.

Peripherals: Features Brown-out Detect/Reset, POR (Power-on Reset), PWM (Pulse Width Modulation), WDT (Watchdog Timer) for enhanced control and reliability.

Number of I/O: 54, offering ample interfaces for external devices.

Program Memory Size: 128KB, supporting complex programs without the need for external memory.

EEPROM Size: 4K x 8, for storing critical data that persists across reboots.

RAM Size: 8K x 8, facilitating efficient data handling and operations.

Voltage Supply Range: 2.7V to 5.5V, accommodating a wide range of power sources.

Data Converters: A/D 8x10b, allowing analog signals to be effectively processed into digital form.

Internal Oscillator, reducing the need for external timing devices.

Product Advantages

Integrated features and high I/O count make it versatile for various applications.

Low power consumption enhances battery life in portable devices.

Broad voltage range ensures compatibility with diverse power setups.

High program memory capacity supports complex programming without external components.

Key Technical Parameters

Core Size: 8-Bit

Speed: 16MHz

Connectivity: EBI/EMI, I2C, SPI, UART/USART

Program Memory: 128KB (64K x 16), FLASH

Voltage Supply: 2.7V ~ 5.5V

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

Quality and Safety Features

Brown-out Detect and POR for improved safety and reliability under unstable power conditions.

Watchdog Timer for system recovery and prevention of software lock-up.

Compatibility

Wide interface support including I2C, SPI, UART making it compatible with a broad range of peripherals and sensors.

64-QFN package compatible with modern PCB design and manufacturing processes.

Application Areas

Industrial Control Systems

Consumer Electronics

Automotive Systems

IoT Devices

Smart Home Applications

Product Lifecycle

Active: The product is actively manufactured and supported, with no current indication of nearing discontinuation.

Availability of replacements or upgrades is secure within the microchip-technology portfolio.

Several Key Reasons to Choose This Product

Integration of numerous control and communication peripherals reduces additional component needs, simplifying design and lowering costs.

Robust design with safety features ensures reliability in challenging environments.

Suitable for diverse applications, from hobbyist projects to industrial systems.

Support and documentation from Microchip Technology assist in easing development processes.

Active product status with Microchip's reputation for longevity offers confidence in long-term availability and support.