New Original ATMEGA8A-AU MCU ATMEGA8A-AUR ATmega Series With AVR Core Microcontroller 32pin 8bit 16MHz TQFP for Motor Control

—-ATmega series MCU, AVR core, 32 pins, TQFP package

Product Description
ATMEGA8A-AU is a high-performance, low-power 8-bit AVR microcontroller based on an enhanced RISC architecture, designed for embedded systems. Its high reliability, rich peripherals and flexible power management features make it widely used in industrial control, smart home, consumer electronics, education and scientific research.

Processor: 8-bit AVR, up to 16MHz.
Memory: 8KB Flash + 512B EEPROM + 1KB SRAM.
Interface: USART, SPI, I²C, PWM, ADC.
Power supply: 2.7V-5.5V, supports 5 sleep modes.
Package: PDIP28, TQFP32, QFN/MLF32.
Operating temperature: -40℃ to 85℃.

Features
—- High-performance architecture
1. RISC architecture: supports more than 130 instructions, most instructions are executed in a single cycle, and the throughput reaches 16MIPS at a 16MHz clock.
2. Harvard structure: program and data memory are independent, improving parallel processing capabilities.
3. 32 general registers: directly connected to ALU, supporting efficient code writing.

—- Memory configuration
1. 8KB Flash: supports in-system programming (ISP), erase and write life 10,000 times.
2. 512B EEPROM: data can be encrypted, erase and write life 100,000 times.
3. 1KB SRAM: data retention time 20 years (85℃)/100 years (25℃).

—- Low power design
1. Multiple power modes: idle (1mA), power saving, power down (0.5μA) and other modes, suitable for battery-powered devices.
2. Wide voltage support: 2.7V-5.5V working range, adapt to complex power supply environment.

—- Rich peripherals
1. Timer/Counter: 2 8-bit (with pre-scaling and comparison mode), 1 16-bit (including capture mode).
2. Communication interface: USART, SPI, I²C, support multi-device interconnection.
3. Analog function: 8-channel 10-bit ADC (TQFP package), PWM output (3 channels), analog comparator.
3. I/O resources: 23 programmable I/O ports, support multiple packages (PDIP28, TQFP32, QFN/MLF32).

Applications
—- Industrial control automation equipment, sensor interface, motor control, support real-time data acquisition and communication.
—- Smart home: thermostat, security system, smart lighting control, connected through USART/I²C—- Wireless module and consumer electronics: remote control, toys, small appliances, use low power mode to extend battery life.
—- Education and scientific research: Experimental development platform, compatible with IDE, supports C/C++ programming, and is convenient for teaching and practice.