Features
○ High Performance, Low Power AVR 8-Bit Microcontroller
○ Advanced RISC Architecture
– 120 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
○ High Endurance, Non-Volatile Memory Segments
– 2K/4K Bytes of In-System, Self-Programmable Flash Program Memory
○ Endurance: 10,000 Write/Erase Cycles
– 128/256 Bytes of In-System Programmable EEPROM
○ Endurance: 100,000 Write/Erase Cycles
– 128/256 Bytes of Internal SRAM
– Data retention: 20 years at 85°C / 100 years at 25°C
– Programming Lock for Self-Programming Flash & EEPROM Data Security
○ Peripheral Features
– One 8-Bit and One 16-Bit Timer/Counter with Two PWM Channels, Each
– 10-bit ADC
○ 8 Single-Ended Channels
○ 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-Chip Analog Comparator
– Universal Serial Interface
○ Special Microcontroller Features
– debugWIRE On-chip Debug System
– In-System Programmable via SPI Port
– Internal and External Interrupt Sources
○ Pin Change Interrupt on 12 Pins
– Low Power Idle, ADC Noise Reduction, Standby and Power-Down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-Out Detection Circuit with Software Disable Function
– Internal Calibrated Oscillator
– On-Chip Temperature Sensor
○ I/O and Packages
– Available in 20-Pin QFN/MLF & 14-Pin SOIC and PDIP
– Twelve Programmable I/O Lines
○ Operating Voltage:
– 1.8 – 5.5V
○ Speed Grade:
– 0 – 4 MHz @ 1.8 – 5.5V
– 0 – 10 MHz @ 2.7 – 5.5V
– 0 – 20 MHz @ 4.5 – 5.5V
○ Industrial Temperature Range: -40°C to +85°C
○ Low Power Consumption
– Active Mode:
○ 210 μA at 1.8V and 1MHz
– Idle Mode:
○ 33 μA at 1.8V and 1MHz
– Power-Down Mode:
○ 0.1 μA at 1.8V and 25°C