Product Model

ATMEGA1281-16AU

Introduction

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

Brand and Manufacturer

Microchip Technology

Features

Enhanced RISC architecture

54 programmable I/O lines

In-system programmable Flash

JTAG (IEEE std. 1149.1 compliant) interface

Product Performance

Maximum frequency of 16 MHz

Low-power consumption

Data retention: 20 years at 85°C/100 years at 25°C

Technical Specifications

Core Size: 8-Bit

Speed: 16MHz

Program Memory Size: 128KB

EEPROM Size: 4KB

RAM Size: 8KB

Dimensions, Shape, and Packaging

64-TQFP (14x14) package

Surface mount device

Packaging type: Tray

Quality and Reliability

Extended temperature range (-40°C to 85°C)

Data retention of 20 years at 85°C

Product Advantages

High integration with multiple communication interfaces

Robust peripheral set including PWM, WDT, and Brown-out Detect

Product Competitiveness

Competitive for applications requiring intensive I/O operations

Optimal balance of performance and power consumption

Compatibility

Compatible with existing AVR toolsets and software

Supports 2.7V to 5.5V operation for various application requirements

Standard Certification and Compliance

RoHS compliant

Meets industrial temperature grade specifications

Lifespan and Sustainability

20-year data retention capability

Lead-free and environmentally friendly

Actual Application Fields

Automotive systems

Industrial control systems

Consumer electronics

Internet of Things (IoT) devices

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