規格
| 屬性 | 價值 |
| Package / Case | Bulk |
| Series | AVR® ATmega |
| Part Status | Active |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 8MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 23 |
| Program Memory Size | 8KB (4K 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 | Surface Mount |
概述
Description
The ATMEGA8L-8AU is an 8-bit microcontroller from Atmel's AVR family, designed for a wide range of applications. It features a low-power CMOS architecture with a RISC (Reduced Instruction Set Computing) processor, allowing for efficient and fast computations. Operating at a maximum frequency of 8 MHz, it is optimized for low power consumption, making it suitable for battery-powered devices.
Key features of the ATMEGA8L-8AU include 8 KB of Flash memory for program storage, 1 KB of SRAM for data, and 512 bytes of EEPROM for non-volatile data storage. It offers 23 general-purpose I/O pins, 32 general-purpose working registers, and three flexible timers/counters with compare modes. Additionally, it includes a USART (Universal Synchronous/Asynchronous Receiver/Transmitter), a 10-bit ADC (Analog to Digital Converter), and SPI (Serial Peripheral Interface).
This microcontroller's versatility and low power consumption make it a popular choice for embedded systems, robotics, and consumer electronics, where efficient power usage and performance are crucial. Its ease of programming and robust community support further enhance its appeal for hobbyists and professionals alike.
Key features of the ATMEGA8L-8AU include 8 KB of Flash memory for program storage, 1 KB of SRAM for data, and 512 bytes of EEPROM for non-volatile data storage. It offers 23 general-purpose I/O pins, 32 general-purpose working registers, and three flexible timers/counters with compare modes. Additionally, it includes a USART (Universal Synchronous/Asynchronous Receiver/Transmitter), a 10-bit ADC (Analog to Digital Converter), and SPI (Serial Peripheral Interface).
This microcontroller's versatility and low power consumption make it a popular choice for embedded systems, robotics, and consumer electronics, where efficient power usage and performance are crucial. Its ease of programming and robust community support further enhance its appeal for hobbyists and professionals alike.
Equivalent
Equivalent products to the ATMEGA8L-8AU microcontroller include the ATMEGA8A series, ATMEGA88 series, and PIC16F877A. These alternatives offer similar functionalities and are useful for projects requiring an 8-bit microcontroller with comparable processing power, memory, and peripheral support. Always verify the specific needs of your application, such as power consumption and pin compatibility, when selecting an alternative.
Features
The ATmega8L-8AU is an 8-bit microcontroller from the AVR family by Microchip Technology, designed for embedded system applications. Key features include:
1. Architecture: It has an AVR enhanced RISC architecture that executes most instructions in a single clock cycle, offering up to 16 MIPS throughput at 16 MHz.
2. Memory: The microcontroller contains 8KB of In-System Programmable Flash memory, 1KB of SRAM, and 512 bytes of EEPROM.
3. Operating Voltage: It operates on a voltage range of 2.7V to 5.5V.
4. I/O Ports: It has 23 programmable I/O lines.
5. Timers: It includes two 8-bit timers and one 16-bit timer.
6. Analog Features: It has a 6-channel, 10-bit ADC.
7. Communication Interfaces: The device supports USART, SPI, and I2C (TWI).
8. Power Consumption: It is designed for low-power applications, offering several power-saving modes.
9. Package: It comes in a 32-pin TQFP package.
These features make the ATmega8L-8AU suitable for a wide range of applications from simple to intermediate complexity.
1. Architecture: It has an AVR enhanced RISC architecture that executes most instructions in a single clock cycle, offering up to 16 MIPS throughput at 16 MHz.
2. Memory: The microcontroller contains 8KB of In-System Programmable Flash memory, 1KB of SRAM, and 512 bytes of EEPROM.
3. Operating Voltage: It operates on a voltage range of 2.7V to 5.5V.
4. I/O Ports: It has 23 programmable I/O lines.
5. Timers: It includes two 8-bit timers and one 16-bit timer.
6. Analog Features: It has a 6-channel, 10-bit ADC.
7. Communication Interfaces: The device supports USART, SPI, and I2C (TWI).
8. Power Consumption: It is designed for low-power applications, offering several power-saving modes.
9. Package: It comes in a 32-pin TQFP package.
These features make the ATmega8L-8AU suitable for a wide range of applications from simple to intermediate complexity.
Pinout
The ATmega8L-8AU is a microcontroller from Microchip Technology, part of the AVR family. It has a 32-pin TQFP package. The functions of its pins include:
1. VCC and GND: Power supply and ground.
2. Port B (PB0-PB7): 8-bit bi-directional I/O port with internal pull-up resistors.
3. Port C (PC0-PC6): 7-bit bi-directional I/O port; PC6 is used for Reset.
4. Port D (PD0-PD7): 8-bit bi-directional I/O port.
5. RESET: External reset input.
6. XTAL1 and XTAL2: Input and output for an external oscillator.
7. AVCC: Supply voltage for Port C and the ADC.
8. AREF: Reference voltage for the ADC.
9. ADC Channels: Analog input channels on Port C for ADC functionality.
10. USART, SPI, I2C: Communication interfaces available on various pins.
The ATmega8L-8AU features 8 KB of flash memory, 1 KB of SRAM, 512 bytes of EEPROM, ADC, timers, PWM, and various serial communication options, making it suitable for numerous embedded applications.
1. VCC and GND: Power supply and ground.
2. Port B (PB0-PB7): 8-bit bi-directional I/O port with internal pull-up resistors.
3. Port C (PC0-PC6): 7-bit bi-directional I/O port; PC6 is used for Reset.
4. Port D (PD0-PD7): 8-bit bi-directional I/O port.
5. RESET: External reset input.
6. XTAL1 and XTAL2: Input and output for an external oscillator.
7. AVCC: Supply voltage for Port C and the ADC.
8. AREF: Reference voltage for the ADC.
9. ADC Channels: Analog input channels on Port C for ADC functionality.
10. USART, SPI, I2C: Communication interfaces available on various pins.
The ATmega8L-8AU features 8 KB of flash memory, 1 KB of SRAM, 512 bytes of EEPROM, ADC, timers, PWM, and various serial communication options, making it suitable for numerous embedded applications.
Manufacturer
The ATMEGA8L-8AU is manufactured by Microchip Technology Inc. It is a semiconductor company known for designing and producing microcontrollers, memory, analog, and interface products. Microchip Technology is a leading provider in the embedded control solutions sector, offering a comprehensive portfolio of products that cater to a wide range of applications across various industries, including automotive, consumer electronics, industrial automation, and more. The company emphasizes innovation and reliability in its product offerings, providing tools and support to assist engineers and developers in creating efficient and effective electronic designs.
Application
The ATMEGA8L-8AU, a low-power AVR microcontroller, is commonly used in various applications due to its versatility and efficiency. Key application areas include embedded systems, home automation, robotics, and consumer electronics. It is also utilized in developing prototypes and educational projects. Its features, such as low power consumption, ease of programming, and a rich set of peripherals (like ADC, PWM, and USART), make it suitable for sensor interfacing, motor control, and communication tasks. Additionally, its reliability and performance make it ideal for automotive applications, small-scale industrial automation, and IoT devices.
Package
The ATMEGA8L-8AU is a microcontroller packaged in a 32-pin TQFP (Thin Quad Flat Package). This package type is compact and suitable for surface-mount technology, providing efficient performance for small printed circuit boards (PCBs).
