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ATMEGA808-AU

Name: ATMEGA808-AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 32TQFP

Производитель
Мфр. Часть #ATMEGA808-AU
Пакет TQFP-32
Лист данных ATMEGA808-AU DataSheet
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Спецификации

Package	Tray
Series	megaAVR® 0, Functional Safety (FuSa)
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, WDT
NumberofI/O	27
ProgramMemorySize	8KB (8K x 8)
ProgramMemoryType	FLASH
EEPROMSize	256 x 8
RAMSize	1K x 8
Voltage-Supply(Vcc/Vdd)	1.8V ~ 5.5V
DataConverters	A/D 12x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	32-TQFP

Обзор

Description

The ATmega808-AU is a microcontroller from the Atmel/Microchip ATmega family, based on the AVR architecture. It features an 8-bit AVR CPU, operating at a maximum clock speed of 20 MHz. This MCU has 8 KB of Flash memory for program storage, 512 bytes of SRAM, and 256 bytes of EEPROM for non-volatile data retention.
Key features include 32 general-purpose I/O pins, 6-channel 10-bit ADC, and various communication interfaces like USART, SPI, and I2C, making it versatile for various applications, from simple embedded systems to complex robotics. It supports both internal and external interrupts, allowing real-time processing of events.
The ATmega808-AU operates in a wide voltage range (1.8V to 5.5V), making it suitable for battery-powered devices. It is available in a compact 32-pin TQFP package, facilitating easy integration into PCB designs. Its low power consumption and rich peripheral support make it an ideal choice for hobbyists and engineers looking to develop efficient and robust embedded solutions.

Features

The ATmega808-AU is a microcontroller from Microchip's AVR family, featuring an 8-bit architecture. Key features include:
- Memory: 8 KB of Flash memory, 512 bytes of SRAM, and 128 bytes of EEPROM.
- Clock Speed: Operates at up to 20 MHz.
- I/O Ports: 23 general-purpose I/O pins.
- Analog Features: 10-bit ADC with 8 channels and an analog comparator.
- Timers: Two 8-bit timers/counters and one 16-bit timer/counter.
- Communication: Supports USART, SPI, and TWI (I2C) interfaces.
- Power Management: Various sleep modes for low power consumption.
- Programming: In-system programming (ISP) and self-programming capabilities.
- Operating Voltage: 1.8V to 5.5V.
The ATmega808-AU is suitable for a range of applications, including consumer electronics, automotive systems, and industrial automation. Its combination of performance, flexibility, and low power consumption makes it a popular choice for embedded systems.

Package

The ATMEGA808-AU is packaged in a 32-lead QFN (Quad Flat No-lead) package. This compact surface-mount package provides a small footprint for efficient PCB design while allowing for multiple I/O connections.

Pinout

The ATmega808-AU is a microcontroller from the AVR family, featuring a 32-pin package. It has a range of functionalities suited for various applications, including:
- Digital I/O: 23 general-purpose I/O pins.
- Analog: 8-channel 10-bit ADC (Analog-to-Digital Converter).
- Timers: 3 Timer/Counters (2 with PWM capabilities).
- Communication: 1 USART, 1 SPI, and 1 I2C interface.
- Reset: External reset pin.
- Power: Operates from 1.8V to 5.5V.
The ATmega808-AU is designed for efficiency and is suitable for low-power applications, making it ideal for embedded systems. It also includes features like programmable watchdog timer and sleep modes for power management.

Manufacturer

The ATMEGA808-AU is manufactured by Microchip Technology Inc., an American company that specializes in microcontrollers, memory, and analog semiconductors. Founded in 1989, Microchip is well-known for its PIC and AVR microcontroller families, which are widely used in embedded systems and various electronic applications. The company focuses on providing innovative solutions for developers, offering a range of products and services that cater to the needs of the automotive, industrial, consumer, and communications markets. With a strong emphasis on research and development, Microchip also provides extensive support and resources for engineers, including development tools and software to facilitate the design process.

Application

The ATmega808-AU microcontroller is widely used in various application areas, including:
1. Embedded Systems: For automation and control applications.
2. Consumer Electronics: In devices like remote controls and home appliances.
3. IoT Devices: For smart sensors and connectivity solutions.
4. Robotics: In motor control and sensor interfacing.
5. Wearable Devices: For health monitoring and fitness tracking.
6. Industrial Automation: In process control and monitoring systems.
Its low power consumption and versatile I/O capabilities make it suitable for diverse applications.

Equivalent

Equivalent products to the ATmega808-AU include ATmega4809, ATmega2560, and ATmega328P. These microcontrollers from the AVR family offer similar features such as 8-bit architecture, various I/O capabilities, and support for the Arduino ecosystem. Always verify specific requirements like memory, peripherals, and pin configurations for compatibility.

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УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

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