ATMEGA8A-AUR

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ATMEGA8A-AUR

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IC MCU 8BIT 8KB FLASH 32TQFP

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Especificações

Atributo Valor
Package / Case Bulk
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 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

Visão Geral

Description

The ATMEGA8A-AUR is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It is designed for various embedded system applications, offering a balance of performance, power efficiency, and ease of use. Key features include:
1. Core and Performance: It has an AVR enhanced RISC architecture, enabling efficient code execution and a performance of up to 16 MIPS at 16 MHz.
2. Memory: The microcontroller includes 8KB of In-System Programmable Flash memory, 1KB of SRAM, and 512 bytes of EEPROM.
3. I/O and Peripherals: It offers 23 programmable I/O lines and various peripherals like timers, a serial USART, an SPI interface, a 10-bit ADC, and a Watchdog Timer.
4. Power Management: Designed for low power consumption, it has multiple power-saving modes, including Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
5. Operating Voltage: It operates at a voltage range of 2.7V to 5.5V.
6. Applications: The ATMEGA8A-AUR is suitable for consumer electronics, automotive systems, and industrial control applications, among others, due to its versatility and reliability.

Equivalent

The ATMEGA8A-AUR is an 8-bit microcontroller from Microchip Technology (formerly Atmel). Equivalent products with similar specifications like low power consumption, 8-bit architecture, and comparable I/O pin count include:
1. Microchip ATMEGA88PA-AUR
2. Microchip ATMEGA48PA-AUR
3. Microchip ATMEGA328P-AUR
4. NXP LPC810
5. STMicroelectronics STM8S003F3
Always check datasheets for precise compatibility and feature sets for your specific application needs.

Features

The ATMEGA8A-AUR is a microcontroller that belongs to the AVR family, well-suited for a variety of embedded applications. Key features include:
1. Core: 8-bit AVR RISC processor.
2. Performance: 16 MIPS throughput at 16 MHz.
3. Memory: 8KB Flash, 512B EEPROM, 1KB SRAM.
4. Operating Voltage: 2.7V to 5.5V.
5. I/O Pins: 23 programmable I/O lines.
6. Timers: Two 8-bit and one 16-bit timer/counter.
7. ADC: 6-channel 10-bit ADC.
8. Communication Interfaces:
- USART
- SPI
- I2C-compatible TWI
9. PWM: Pulse Width Modulation capabilities.
10. Interrupts: Multiple interrupt sources.
11. Power-Saving: Various modes including Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
12. Package: TQFP-32.
This microcontroller is designed for cost-effective and power-efficient applications, offering robust performance and flexibility for developers.

Pinout

The ATmega8A-AU is an 8-bit microcontroller from Microchip Technology, based on the AVR architecture. It comes in a 32-pin TQFP (Thin Quad Flat Pack) package. Here's a brief overview of its pin functions:
1. Power Supply Pins: VCC and GND for power supply.

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 with internal pull-up resistors. PC6 is often used for RESET.
4. Port D (PD0 - PD7): 8-bit bi-directional I/O port with internal pull-up resistors.
5. Oscillator Pins: XTAL1 and XTAL2 for external clock.
6. RESET Pin: Used to reset the microcontroller.
7. AVCC and AREF: AVCC is the supply voltage pin for the ADC, and AREF is the reference voltage pin for the ADC.
8. Special Functionality: Many pins have alternate functions, such as PWM, ADC input, UART, SPI, and I2C.
The ATmega8A is suitable for a variety of applications due to its versatile pin functions and robust feature set.

Manufacturer

The ATMEGA8A-AUR is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in the design and production of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company serves a wide range of industries, including automotive, consumer electronics, industrial, and telecommunications, providing solutions that help manage energy, improve efficiency, and enhance connectivity in electronic devices.

Application

The ATMEGA8A-AUR microcontroller is widely used in various applications due to its versatility and cost-effectiveness. Common areas include embedded systems, consumer electronics, and industrial automation. It is frequently utilized in projects requiring digital input/output, such as home automation devices, sensor interfacing, and motor control systems. Additionally, it serves in developing educational kits and prototypes due to its ease of programming and robust performance. The microcontroller is also popular in automotive applications, where reliable and efficient control systems are needed. Overall, its functionality in handling tasks like data processing and communication makes it suitable for a broad range of applications.

Package

The ATMEGA8A-AUR is an AVR microcontroller in a TQFP (Thin Quad Flat Package) package type. It typically has 32 pins and is designed for surface-mount technology, making it suitable for compact and high-density circuit board designs.

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