● High Performance, Low Power AVR® 8-Bit Microcontroller
● Advanced RISC Architecture
◆ 123 Powerful Instructions – Most Single Clock Cycle Execution
◆ 32 x 8 General Purpose Working Registers
◆ Fully Static Operation
● High Endurance Non-volatile Memory Segments
◆ 8K Bytes of In-System Self-Programmable Flash Program Memory
◆ 64 Bytes EEPROM
◆ 512 Bytes Internal SRAM
◆ Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
◆ Data Retention: 20 years at 85°C / 100 years at 25°C
◆ Programming Lock for Software Security
● Peripheral Features
◆ One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
◆ One 16-bit Timer/Counter with Prescaler, and Compare and Capture Modes
◆ 6- or 8-channel 10-bit ADC
◆ Master/Slave SPI Serial Interface
◆ Byte-oriented 2-wire Serial Interface (Philips I2C Compatible)
◆ Programmable Watchdog Timer with Separate On-Chip Oscillator
◆ On-Chip Analog Comparator
◆ Interrupt and Wake-up on Pin Change
● Special Microcontroller Features
◆ debugWIRE On-Chip Debug System
◆ In-System Programmable via SPI Port
◆ Power-On Reset and Programmable Brown-Out Detection
◆ Internal Calibrated Oscillator
◆ External and Internal Interrupt Sources
◆ Three Sleep Modes: Idle, ADC Noise Reduction and Power-Down
◆ On-Chip Temperature Sensor
● I/O and Packages
◆ 24 Programmable I/O Lines:
★ 28-pin PDIP
★ 28-pad QFN
◆ 28 Programmable I/O Lines:
★ 32-lead TQFP
★ 32-pad QFN
★ 32-ball UFBGA
● Operating Voltage: 1.8 – 5.5V
● Temperature Range: -40°C to +85°C
● Speed Grade:
◆ 0 – 4 MHz @ 1.8 – 5.5V
◆ 0 – 8 MHz @ 2.7 – 5.5V
◆ 0 – 12 MHz @ 4.5 – 5.5V
● Low Power Consumption
◆ Active Mode: 1 MHz, 1.8V: 240 µA
◆ Power-Down Mode: 0.1 µA at 1.8V