AT90PWM161-16MNR

Introduction

The AT90PWM161-16MNR is a microcontroller belonging to the AT90PWM series, designed and manufactured by Microchip Technology. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

Category

The AT90PWM161-16MNR belongs to the microcontroller category.

Use

It is commonly used in applications requiring precise control of power electronics, such as motor control, lighting systems, and power supplies.

Characteristics

• High-performance 8-bit AVR microcontroller
• Advanced PWM functionality for precise control of power electronics
• Integrated analog peripherals for sensor interfacing
• Low-power consumption for energy-efficient applications

Package

The AT90PWM161-16MNR is available in a compact and durable QFN package.

Essence

The essence of this microcontroller lies in its advanced PWM capabilities and integrated analog peripherals, making it suitable for demanding power electronics applications.

Packaging/Quantity

The AT90PWM161-16MNR is typically supplied in tape and reel packaging with a standard quantity per reel.

Specifications

• Microcontroller Type: 8-bit AVR
• Clock Speed: 16MHz
• Flash Memory: 16KB
• SRAM: 1KB
• EEPROM: 512 bytes
• Operating Voltage: 2.7V - 5.5V
• Digital I/O Pins: 32
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 3
• Comparators: 2
• PWM Channels: 4

Detailed Pin Configuration

The AT90PWM161-16MNR features a comprehensive pin configuration, including digital I/O pins, analog input channels, communication interfaces, and power supply pins. A detailed pinout diagram is available in the product datasheet.

Functional Features

• Advanced PWM Functionality: The microcontroller offers precise control over pulse-width modulation (PWM) signals, making it ideal for motor control and power electronics applications.
• Integrated Analog Peripherals: Built-in analog-to-digital converters and analog comparators enable seamless interfacing with sensors and other analog devices.
• Communication Interfaces: The microcontroller supports UART, SPI, and I2C interfaces for seamless connectivity with external devices.

Advantages and Disadvantages

Advantages

• Precise PWM Control: The advanced PWM functionality allows for accurate control of power electronics, leading to efficient and reliable system operation.
• Integrated Analog Peripherals: The built-in analog peripherals simplify sensor interfacing and data acquisition, reducing external component count and cost.
• Low-Power Consumption: The microcontroller's low-power design makes it suitable for energy-efficient applications, extending battery life in portable devices.

Disadvantages

• Limited Flash Memory: The 16KB flash memory may be insufficient for complex applications requiring extensive code storage.
• Limited SRAM: The 1KB SRAM may pose constraints for applications requiring extensive data processing and storage.

Working Principles

The AT90PWM161-16MNR operates based on the principles of executing instructions stored in its flash memory, interacting with external peripherals through its I/O pins and communication interfaces, and generating precise PWM signals for controlling power electronics. Its low-power design ensures efficient operation while its integrated analog peripherals facilitate sensor interfacing and data acquisition.

Detailed Application Field Plans

The AT90PWM161-16MNR is well-suited for various application fields, including: - Motor Control: Utilizing its advanced PWM functionality for precise motor control in industrial and automotive applications. - Lighting Systems: Implementing efficient LED dimming and color control in lighting fixtures and smart lighting systems. - Power Supplies: Regulating power output and managing energy conversion in DC-DC converters and power management systems.

Detailed and Complete Alternative Models

• AT90PWM316-16MNR: A higher-memory variant offering 32KB of flash memory and 2KB of SRAM, suitable for more complex applications.
• ATmega328P: An alternative 8-bit AVR microcontroller with similar I/O capabilities and communication interfaces, suitable for general-purpose embedded applications.

In conclusion, the AT90PWM161-16MNR microcontroller from Microchip Technology offers advanced PWM functionality, integrated analog peripherals, and low-power operation, making it an ideal choice for applications requiring precise control of power electronics.

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