ATMEGA808-XUR is a low-power 8-bit AVR MCU with abundant peripherals for consumer, industrial and battery-powered IoT devices

The ATMEGA808-XUR is an 8-bit AVR microcontroller based on the high-performance, low-power AVR RISC architecture, delivering up to 20 MIPS throughput at 20 MHz clock speed.

• 8 KB self-programmable Flash program memory with read-while-write capability
• 1 KB SRAM data memory
• 256 Bytes EEPROM for non-volatile parameter storage
• Hardware bootloader support for simplified firmware upgrades

• Wide operating voltage range: 1.8 V - 5.5 V
• Multiple power-saving modes: Idle, Standby, Power-down, and Extended Standby
• Peripheral clock gating to reduce power consumption

• 10-channel 10-bit successive approximation ADC with internal voltage reference
• 8-bit DAC for analog voltage output control
• Analog comparator with interrupt trigger function for threshold detection

• Three flexible 16-bit Timer/Counters with PWM, capture, and compare match functions
• USART, SPI, I2C (TWI) serial communication ports
• 24 general-purpose I/O pins with software-configurable pull-up resistors
• Watchdog timer with independent internal oscillator

• Power-on reset (POR) and brown-out detection (BOD)
• Independent internal 8 MHz RC oscillator
• Programmable flash memory lock bits for code protection

• Consumer Electronics: Battery-operated remote controllers, LED lighting dimmers, smart switches, wearable gadgets
• Industrial Control: Low-power sensor nodes, valve drivers, small DC motor controllers
• Automotive Auxiliary Equipment: Car interior light control, seat adjustment circuits, sensor signal acquisition
• Smart IoT Devices: Wireless sensor nodes, environmental monitors, battery-powered smart tags
• Medical Portable Devices: Portable testing instruments, wearable vital sign collection modules
• Hobby & DIY Electronics: Robot controllers, model car drive boards, experimental platforms