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ATMEGA8-16AU

Name: ATMEGA8-16AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 32TQFP

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Mfr。パート #ATMEGA8-16AU
パッケージ TQFP-32
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仕様

Package	Tray
Series	AVR® ATmega
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	16MHz
Connectivity	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	23
ProgramMemorySize	8KB (4K x 16)
ProgramMemoryType	FLASH
EEPROMSize	512 x 8
RAMSize	1K x 8
Voltage-Supply(Vcc/Vdd)	4.5V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	32-TQFP

概要

Description

The ATmega8-16AU is a popular 8-bit microcontroller from Atmel (now part of Microchip Technology) in the AVR family. It features 8 KB of flash memory, 1 KB of SRAM, and 512 bytes of EEPROM, making it suitable for a variety of embedded applications. Operating at a clock speed of up to 16 MHz, it supports multiple I/O interfaces, including 23 programmable I/O lines, 6-channel 10-bit ADC, and USART for serial communication.
This microcontroller is commonly used in hobbyist projects and educational settings due to its simplicity and robust performance. It also includes a variety of built-in peripherals, such as timers, interrupts, and PWM outputs, allowing for versatile functionality.
The ATmega8-16AU is typically available in a 28-pin DIP or SMD package, promoting easy integration into various circuit designs. Its low power consumption and ease of programming (often using the Arduino IDE) contribute to its popularity among makers and engineers alike.

Features

The ATmega8-16AU is an 8-bit microcontroller from Atmel's AVR family, featuring:
- Flash Memory: 8 KB for program storage.
- RAM: 1 KB for data.
- EEPROM: 512 bytes for non-volatile data storage.
- Clock Speed: Operates up to 16 MHz.
- I/O Pins: 23 general-purpose I/O pins.
- Timers: Two 8-bit and one 16-bit timer/counters for precise timing and PWM.
- ADC: 10-bit Analog-to-Digital Converter with 8 channels.
- Communication Interfaces: USART, SPI, and I2C support for serial communication.
- Interrupts: 5 external interrupts for responsive applications.
- Low Power Modes: Multiple sleep modes to conserve power.
- Operating Voltage: 2.7V to 5.5V.
The ATmega8-16AU is widely used in embedded systems, robotics, and various consumer electronics due to its balance of performance, efficiency, and ease of use.

Package

The ATMEGA8-16AU is packaged in a 32-pin TQFP (Thin Quad Flat Package). This surface-mount package has a compact design, making it suitable for space-constrained applications.

Pinout

The ATmega8-16AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology) with a total of 28 pins.
Pin Count and Functions:
1. VCC: Positive power supply.
2. GND: Ground.
3. Port B (PB0-PB7): 8 general-purpose I/O pins, some can be used for PWM and external interrupts.
4. Port C (PC0-PC5): 6 general-purpose I/O pins, can also function as analog inputs (ADC).
5. Port D (PD0-PD7): 8 general-purpose I/O pins, includes USART communication (RX/TX) and external interrupts.
6. RESET: Reset pin to restart the microcontroller.
7. XTAL1/XTAL2: Crystal oscillator pins for clock generation.
8. AVCC: Power supply for the analog part of the device.
9. AREF: Reference voltage for the ADC.
The ATmega8-16AU operates at a maximum clock frequency of 16 MHz and features 1 KB of SRAM, 8 KB of flash memory, and 512 bytes of EEPROM.

Manufacturer

The ATMEGA8-16AU is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip operates in the semiconductor industry. The company specializes in developing microcontrollers, microprocessors, and development tools, catering to various applications including automotive, industrial, consumer, and communication sectors. Microchip is known for its focus on providing reliable, cost-effective solutions and has a strong commitment to customer support and innovation in the embedded systems market.

Application

The ATmega8-16AU microcontroller is widely used in various applications, including embedded systems, robotics, automation, consumer electronics, and sensor interfacing. Its versatility makes it suitable for DIY projects, Arduino-based applications, and educational purposes. Additionally, it can be found in industrial control systems, data logging devices, and communication systems due to its low power consumption and multiple I/O options.

Equivalent

Equivalent products to the ATmega8-16AU include the ATmega8A, ATmega8A-16PU, and ATmega16-16PU, which share similar architecture and features. Other alternatives with comparable specs are the ATtiny series (like ATtiny85) for lower pin counts and reduced functionalities, and the ATmega32, which offers more memory and additional features while maintaining compatibility in some applications. Always check specific datasheets for detailed compatibility.