ATMEGA16A-PU

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ATMEGA16A-PU

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IC MCU 8BIT 16KB FLASH 40DIP

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Especificações

Atributo Valor
Package / Case Tube
Series AVR® ATmega
Part Status Active
Core Processor AVR
Core Size 8-Bit
Speed 16MHz
Connectivity I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 32
Program Memory Size 16KB (8K x 16)
Program Memory Type FLASH
EEPROM Size 512 x 8
RAM Size 1K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Through Hole

Visão Geral

Equivalent

Equivalent products to the ATMEGA16A-PU include:
- ATMEGA16-16PU (older version, same specs)
- ATMEGA32A-PU (higher flash, same pinout)
- ATMEGA164PA-PU (similar, more memory)
- ATMEGA8535-PU (older, fewer features)
- AT90CAN32 (CAN support, similar specs)
For drop-in replacements, verify pin compatibility and features. Alternatives like PIC16F877A (Microchip) or STM32F103C8T6 (ARM-based) may require code adaptation.

Features

The ATmega16A-PU is an 8-bit AVR microcontroller with the following key features:
- CPU: 16 MHz max speed, 16 MIPS throughput.
- Memory: 16 KB Flash, 1 KB SRAM, 512 B EEPROM.
- I/O: 32 programmable pins (4 ports).
- Timers: Three (two 8-bit, one 16-bit) with PWM.
- ADC: 8-channel 10-bit.
- Communication: USART, SPI, I²C (TWI).
- Other: Watchdog timer, analog comparator, JTAG debugging.
- Package: 40-pin PDIP (DIP-40).
- Voltage: 2.7V–5.5V operation.
Ideal for embedded control applications.

Pinout

The ATMEGA16A-PU is a 40-pin DIP microcontroller from Atmel (now Microchip). Key functions include:
- I/O Ports: Four 8-bit ports (PORTA, PORTB, PORTC, PORTD) for general-purpose I/O.
- Analog Inputs: 8-channel 10-bit ADC (on PORTA).
- Communication: USART, SPI, and I²C interfaces.
- Timers: Three timers (two 8-bit, one 16-bit) for PWM/counting.
- Memory: 16KB Flash, 1KB SRAM, 512B EEPROM.
- Clock: Supports up to 16MHz (external or internal oscillator).
Pins include power (VCC, GND), reset (RESET), and dedicated pins for analog reference (AREF), crystal (XTAL1/2), and programming (ISP).

Application

The ATmega16A-PU is an 8-bit microcontroller widely used in embedded systems. Key application areas include:
- Industrial Control (automation, sensor interfacing)
- Consumer Electronics (appliances, remote controls)
- Automotive Systems (dashboard controls, basic ECUs)
- Robotics (motor control, simple bots)
- Home Automation (smart lighting, security systems)
- Medical Devices (basic monitoring equipment)
- Hobby Projects (Arduino-compatible circuits, DIY electronics)
Its features (16KB Flash, 1KB RAM, 8-bit AVR core) make it suitable for cost-effective, low-power applications.

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