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ATMEGA8L-8AU

Name: ATMEGA8L-8AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 32TQFP

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包 TQFP-32
資料表 ATMEGA8L-8AU DataSheet
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規格

Package	Bulk
Series	AVR® ATmega
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	8MHz
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)	2.7V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	32-TQFP

概述

Description

The ATmega8L-8AU is an 8-bit microcontroller from Atmel's AVR family, designed for a variety of embedded applications. It features 8 KB of flash memory, 1 KB of SRAM, and 512 bytes of EEPROM, making it suitable for small to medium-sized projects. The microcontroller operates at a clock speed of up to 8 MHz and is powered by a supply voltage of 2.7V to 5.5V.
Key features include 23 general-purpose I/O pins, 6-channel 10-bit ADC, USART, SPI, and TWI (I2C) communication interfaces. The ATmega8L also supports various power-saving modes, enhancing energy efficiency for battery-operated devices.
Its compact 28-pin DIP package makes it easy to integrate into various circuits, while the rich set of libraries and development tools, such as the Arduino platform, simplify programming and prototyping. The ATmega8L-8AU is widely used in robotics, automation, and educational projects, offering a balance of performance and ease of use for hobbyists and professionals alike.

Features

The ATmega8L-8AU is an 8-bit microcontroller from the Atmel (now Microchip) AVR family. Key features include:
1. Architecture: AVR RISC architecture with 8-bit data bus.
2. Memory: 8 KB of Flash memory, 1 KB of SRAM, and 512 bytes of EEPROM.
3. Clock Speed: Operates at up to 8 MHz with an external clock.
4. I/O Ports: 23 programmable I/O lines.
5. Timers: Two 8-bit timers and one 16-bit timer for various timing applications.
6. ADC: 10-bit ADC with 8 channels for analog input.
7. Communication Interfaces: UART for serial communication, SPI, and I2C (TWI).
8. Interrupts: 24 external interrupts for responsive applications.
9. Power Consumption: Low power consumption with various sleep modes.
10. Package: Available in a 32-pin TQFP package.
This microcontroller is suitable for a variety of applications, including embedded systems, robotics, and IoT devices.

Package

The ATmega8L-8AU is packaged in a 32-pin TQFP (Thin Quad Flat Package) form factor. This package type features a flat body with leads on all four sides, allowing for surface mounting on printed circuit boards.

Pinout

The ATmega8L-8AU is an 8-bit microcontroller from the AVR family, featuring 28 pins. Its primary functions include:
- Digital I/O: 23 programmable I/O pins (Port B, C, and D).
- Analog Input: 8-channel 10-bit ADC.
- Timers: Two 8-bit timers and one 16-bit timer.
- UART: Full-duplex USART for serial communication.
- ISP: In-System Programming capability.
- Power Management: Various sleep modes for energy efficiency.
The pinout includes power supply (VCC, GND), crystal oscillator connections (XTAL1, XTAL2), reset (RESET), and the aforementioned I/O, ADC, and communication pins. This microcontroller is commonly used in embedded systems due to its versatility and low power consumption.

Manufacturer

The ATMEGA8L-8AU is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductor products. Founded in 1989, Microchip is headquartered in Chandler, Arizona, and is known for its wide range of microcontrollers and digital signal controllers, as well as memory products, development tools, and software solutions. The company serves various markets, including automotive, consumer electronics, industrial, and medical sectors, focusing on embedded control applications. Microchip is recognized for its commitment to innovation and quality in the semiconductor industry.

Application

The ATmega8L-8AU microcontroller is commonly used in embedded systems for applications such as robotics, home automation, sensor monitoring, and consumer electronics. It’s suitable for projects requiring low power consumption, such as battery-operated devices, and is often utilized in educational environments for learning programming and hardware interfacing. Its versatility makes it ideal for applications in automotive systems, industrial automation, and DIY projects.

Equivalent

Equivalent products to the ATmega8L-8AU include the ATmega8A, ATmega8L, and ATmega8A-AU from Atmel (now Microchip Technology). Other alternatives are the PIC16F84A and PIC12F683 from Microchip, as well as the MSP430 series from Texas Instruments, depending on specific requirements like pin count and peripheral features. Always verify compatibility in terms of voltage, features, and programming.